asyncrat | 38bc13ef112b2f17d4d1a80243fac6a521b5d58228984aae0752d79487fa3b66

Resubmissions

14-12-2024 07:51

241214-jqcj1sxnhr 10

11-12-2024 15:39

07-12-2024 20:12

04-12-2024 19:31

04-12-2024 11:47

04-12-2024 11:40

04-12-2024 11:35

Analysis

max time kernel
152s
max time network
165s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 15:39

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General

Target

42f972925508a82236e8533567487761.exe
Size

3.7MB
MD5

9d2a888ca79e1ff3820882ea1d88d574
SHA1

112c38d80bf2c0d48256249bbabe906b834b1f66
SHA256

8b5b38085f12d51393ed5a481a554074d3c482d53ecd917f2f5dffdf3d2ee138
SHA512

17a9f74ecf9f118ed0252fa0bc6ce0f9758a4dc75f238cae304def9c37cd94623818dd4aef38826642ff9e549b7e6047318f8bf6de7edff2d61a298d0bf5c840
SSDEEP

98304:Nn1CVf+y/EFc7DvOUxlpq2JdnQ+O2M7hlXKUmkbtT2TMI:A/EqaUFqItO2M7PXKUmkbtT2T

Score

10^/10

asyncrat babylonrat darkcomet njrat null discovery evasion persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

babylonrat

sandyclark255.hopto.org

Extracted

Family

asyncrat

Version

0.5.6A

Botnet

null

sandyclark255.hopto.org:6606

sandyclark255.hopto.org:8808

sandyclark255.hopto.org:7707

Mutex

adweqsds56332

Attributes

delay
5
install
true
install_file
prndrvest.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat
Babylon RAT
Babylon RAT is remote access trojan written in C++.
trojan babylonrat
Babylonrat family
babylonrat
Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Modifies WinLogon for persistence 2 TTPs 3 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\k4Xq51JTS0f2R98Z\\4ovrzRAbPxPG.exe\",explorer.exe"	eeIIAeBMhT8OwNXj.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\k4Xq51JTS0f2R98Z\\z3WAvPqaU01C.exe\",explorer.exe"	svbhost.exe

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Async RAT payload 3 IoCs

rat

resource	yara_rule
behavioral15/memory/2936-193-0x0000000000610000-0x0000000000622000-memory.dmp	family_asyncrat
behavioral15/memory/2936-194-0x0000000000630000-0x0000000000642000-memory.dmp	family_asyncrat
behavioral15/memory/2148-317-0x00000000005B0000-0x00000000005C2000-memory.dmp	family_asyncrat

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svuhost.exe

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	svuhost.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2132	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2d790bed038373d95093d4db590b9997.exe	svehosts.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2d790bed038373d95093d4db590b9997.exe	svehosts.exe

Executes dropped EXE 16 IoCs

pid	Process
2808	nC3ZVL64Q2Q6hs8J.exe
2928	eeIIAeBMhT8OwNXj.exe
2936	DR8KNiFwWol4FpR4.exe
2656	qkxtAj4uXuyaGVE5.exe
2788	wLfxbsC4BZFyrP1n.exe
2772	svthost.exe
1848	svthost.exe
2960	svbhost.exe
1148	svrhost.exe
1176	svbhost.exe
2424	svehosts.exe
2356	svuhost.exe
2516	excelsl.exe
860	svbhost.exe
2932	svuhost.exe
2148	prndrvest.exe

Loads dropped DLL 15 IoCs

pid	Process
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2928	eeIIAeBMhT8OwNXj.exe
2788	wLfxbsC4BZFyrP1n.exe
2960	svbhost.exe
2656	qkxtAj4uXuyaGVE5.exe
2356	svuhost.exe
1176	svbhost.exe
2516	excelsl.exe
2168	cmd.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\office = "C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\2d790bed038373d95093d4db590b9997 = "\"C:\\Windows\\svehosts.exe\" .."	svehosts.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2d790bed038373d95093d4db590b9997 = "\"C:\\Windows\\svehosts.exe\" .."	svehosts.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\office = "C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2736 set thread context of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2928 set thread context of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2788 set thread context of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2656 set thread context of 2356	2656	qkxtAj4uXuyaGVE5.exe	41
PID 1176 set thread context of 860	1176	svbhost.exe	44
PID 2516 set thread context of 2932	2516	excelsl.exe	47

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\svehosts.exe	nC3ZVL64Q2Q6hs8J.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 20 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eeIIAeBMhT8OwNXj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	excelsl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nC3ZVL64Q2Q6hs8J.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svuhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svbhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svuhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qkxtAj4uXuyaGVE5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DR8KNiFwWol4FpR4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svbhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	prndrvest.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	42f972925508a82236e8533567487761.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wLfxbsC4BZFyrP1n.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svbhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svehosts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2312	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2736	42f972925508a82236e8533567487761.exe
2928	eeIIAeBMhT8OwNXj.exe
2928	eeIIAeBMhT8OwNXj.exe
2788	wLfxbsC4BZFyrP1n.exe
2788	wLfxbsC4BZFyrP1n.exe
2788	wLfxbsC4BZFyrP1n.exe
2656	qkxtAj4uXuyaGVE5.exe
2656	qkxtAj4uXuyaGVE5.exe
2656	qkxtAj4uXuyaGVE5.exe
1176	svbhost.exe
1176	svbhost.exe
2516	excelsl.exe
2516	excelsl.exe
2516	excelsl.exe
2936	DR8KNiFwWol4FpR4.exe
2148	prndrvest.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1148	svrhost.exe
2960	svbhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	42f972925508a82236e8533567487761.exe
Token: SeDebugPrivilege	2736	42f972925508a82236e8533567487761.exe
Token: SeDebugPrivilege	2928	eeIIAeBMhT8OwNXj.exe
Token: SeDebugPrivilege	2928	eeIIAeBMhT8OwNXj.exe
Token: SeDebugPrivilege	2788	wLfxbsC4BZFyrP1n.exe
Token: SeDebugPrivilege	2808	nC3ZVL64Q2Q6hs8J.exe
Token: SeDebugPrivilege	2808	nC3ZVL64Q2Q6hs8J.exe
Token: SeShutdownPrivilege	2960	svbhost.exe
Token: SeDebugPrivilege	2960	svbhost.exe
Token: SeTcbPrivilege	2960	svbhost.exe
Token: SeDebugPrivilege	2424	svehosts.exe
Token: SeDebugPrivilege	2424	svehosts.exe
Token: SeDebugPrivilege	2656	qkxtAj4uXuyaGVE5.exe
Token: SeDebugPrivilege	2936	DR8KNiFwWol4FpR4.exe
Token: SeIncreaseQuotaPrivilege	2356	svuhost.exe
Token: SeSecurityPrivilege	2356	svuhost.exe
Token: SeTakeOwnershipPrivilege	2356	svuhost.exe
Token: SeLoadDriverPrivilege	2356	svuhost.exe
Token: SeSystemProfilePrivilege	2356	svuhost.exe
Token: SeSystemtimePrivilege	2356	svuhost.exe
Token: SeProfSingleProcessPrivilege	2356	svuhost.exe
Token: SeIncBasePriorityPrivilege	2356	svuhost.exe
Token: SeCreatePagefilePrivilege	2356	svuhost.exe
Token: SeBackupPrivilege	2356	svuhost.exe
Token: SeRestorePrivilege	2356	svuhost.exe
Token: SeShutdownPrivilege	2356	svuhost.exe
Token: SeDebugPrivilege	2356	svuhost.exe
Token: SeSystemEnvironmentPrivilege	2356	svuhost.exe
Token: SeChangeNotifyPrivilege	2356	svuhost.exe
Token: SeRemoteShutdownPrivilege	2356	svuhost.exe
Token: SeUndockPrivilege	2356	svuhost.exe
Token: SeManageVolumePrivilege	2356	svuhost.exe
Token: SeImpersonatePrivilege	2356	svuhost.exe
Token: SeCreateGlobalPrivilege	2356	svuhost.exe
Token: 33	2356	svuhost.exe
Token: 34	2356	svuhost.exe
Token: 35	2356	svuhost.exe
Token: SeDebugPrivilege	1176	svbhost.exe
Token: SeDebugPrivilege	1176	svbhost.exe
Token: SeShutdownPrivilege	860	svbhost.exe
Token: SeDebugPrivilege	860	svbhost.exe
Token: SeTcbPrivilege	860	svbhost.exe
Token: SeDebugPrivilege	2516	excelsl.exe
Token: SeIncreaseQuotaPrivilege	2932	svuhost.exe
Token: SeSecurityPrivilege	2932	svuhost.exe
Token: SeTakeOwnershipPrivilege	2932	svuhost.exe
Token: SeLoadDriverPrivilege	2932	svuhost.exe
Token: SeSystemProfilePrivilege	2932	svuhost.exe
Token: SeSystemtimePrivilege	2932	svuhost.exe
Token: SeProfSingleProcessPrivilege	2932	svuhost.exe
Token: SeIncBasePriorityPrivilege	2932	svuhost.exe
Token: SeCreatePagefilePrivilege	2932	svuhost.exe
Token: SeBackupPrivilege	2932	svuhost.exe
Token: SeRestorePrivilege	2932	svuhost.exe
Token: SeShutdownPrivilege	2932	svuhost.exe
Token: SeDebugPrivilege	2932	svuhost.exe
Token: SeSystemEnvironmentPrivilege	2932	svuhost.exe
Token: SeChangeNotifyPrivilege	2932	svuhost.exe
Token: SeRemoteShutdownPrivilege	2932	svuhost.exe
Token: SeUndockPrivilege	2932	svuhost.exe
Token: SeManageVolumePrivilege	2932	svuhost.exe
Token: SeImpersonatePrivilege	2932	svuhost.exe
Token: SeCreateGlobalPrivilege	2932	svuhost.exe
Token: 33	2932	svuhost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2960	svbhost.exe
2932	svuhost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2808	2736	42f972925508a82236e8533567487761.exe	30
PID 2736 wrote to memory of 2808	2736	42f972925508a82236e8533567487761.exe	30
PID 2736 wrote to memory of 2808	2736	42f972925508a82236e8533567487761.exe	30
PID 2736 wrote to memory of 2808	2736	42f972925508a82236e8533567487761.exe	30
PID 2736 wrote to memory of 2928	2736	42f972925508a82236e8533567487761.exe	31
PID 2736 wrote to memory of 2928	2736	42f972925508a82236e8533567487761.exe	31
PID 2736 wrote to memory of 2928	2736	42f972925508a82236e8533567487761.exe	31
PID 2736 wrote to memory of 2928	2736	42f972925508a82236e8533567487761.exe	31
PID 2736 wrote to memory of 2656	2736	42f972925508a82236e8533567487761.exe	32
PID 2736 wrote to memory of 2656	2736	42f972925508a82236e8533567487761.exe	32
PID 2736 wrote to memory of 2656	2736	42f972925508a82236e8533567487761.exe	32
PID 2736 wrote to memory of 2656	2736	42f972925508a82236e8533567487761.exe	32
PID 2736 wrote to memory of 2936	2736	42f972925508a82236e8533567487761.exe	33
PID 2736 wrote to memory of 2936	2736	42f972925508a82236e8533567487761.exe	33
PID 2736 wrote to memory of 2936	2736	42f972925508a82236e8533567487761.exe	33
PID 2736 wrote to memory of 2936	2736	42f972925508a82236e8533567487761.exe	33
PID 2736 wrote to memory of 2788	2736	42f972925508a82236e8533567487761.exe	34
PID 2736 wrote to memory of 2788	2736	42f972925508a82236e8533567487761.exe	34
PID 2736 wrote to memory of 2788	2736	42f972925508a82236e8533567487761.exe	34
PID 2736 wrote to memory of 2788	2736	42f972925508a82236e8533567487761.exe	34
PID 2736 wrote to memory of 2772	2736	42f972925508a82236e8533567487761.exe	35
PID 2736 wrote to memory of 2772	2736	42f972925508a82236e8533567487761.exe	35
PID 2736 wrote to memory of 2772	2736	42f972925508a82236e8533567487761.exe	35
PID 2736 wrote to memory of 2772	2736	42f972925508a82236e8533567487761.exe	35
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2736 wrote to memory of 1848	2736	42f972925508a82236e8533567487761.exe	36
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2928 wrote to memory of 2960	2928	eeIIAeBMhT8OwNXj.exe	37
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2788 wrote to memory of 1148	2788	wLfxbsC4BZFyrP1n.exe	38
PID 2960 wrote to memory of 1176	2960	svbhost.exe	39
PID 2960 wrote to memory of 1176	2960	svbhost.exe	39
PID 2960 wrote to memory of 1176	2960	svbhost.exe	39
PID 2960 wrote to memory of 1176	2960	svbhost.exe	39
PID 2808 wrote to memory of 2424	2808	nC3ZVL64Q2Q6hs8J.exe	40

C:\Users\Admin\AppData\Local\Temp\42f972925508a82236e8533567487761.exe
"C:\Users\Admin\AppData\Local\Temp\42f972925508a82236e8533567487761.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\Temp\nC3ZVL64Q2Q6hs8J.exe
  "C:\Users\Admin\AppData\Local\Temp\nC3ZVL64Q2Q6hs8J.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\svehosts.exe
    "C:\Windows\svehosts.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2424
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Windows\svehosts.exe" "svehosts.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2132
- C:\Users\Admin\AppData\Local\Temp\eeIIAeBMhT8OwNXj.exe
  "C:\Users\Admin\AppData\Local\Temp\eeIIAeBMhT8OwNXj.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2960
  - - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
      "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe" 2960
      4⤵
      Modifies WinLogon for persistence
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1176
    - - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
        
        "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:860
- C:\Users\Admin\AppData\Local\Temp\qkxtAj4uXuyaGVE5.exe
  "C:\Users\Admin\AppData\Local\Temp\qkxtAj4uXuyaGVE5.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2656
- - C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe
    "C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Drops file in Drivers directory
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      System Location Discovery: System Language Discovery
      PID:1772
  - - C:\Users\Admin\Documents\excelsl.exe
      "C:\Users\Admin\Documents\excelsl.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2516
    - - C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe
        
        "C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe"
        5⤵
        Disables RegEdit via registry modification
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2932
      - C:\Windows\SysWOW64\notepad.exe
        
        notepad
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:1056
- C:\Users\Admin\AppData\Local\Temp\DR8KNiFwWol4FpR4.exe
  "C:\Users\Admin\AppData\Local\Temp\DR8KNiFwWol4FpR4.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2936
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "'prndrvest"' /tr "'C:\Users\Admin\AppData\Roaming\prndrvest.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2004
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp893C.tmp.bat""
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2168
  - - C:\Windows\SysWOW64\timeout.exe
      timeout 3
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2312
  - - C:\Users\Admin\AppData\Roaming\prndrvest.exe
      "C:\Users\Admin\AppData\Roaming\prndrvest.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:2148
- C:\Users\Admin\AppData\Local\Temp\wLfxbsC4BZFyrP1n.exe
  "C:\Users\Admin\AppData\Local\Temp\wLfxbsC4BZFyrP1n.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Users\Admin\AppData\Local\Temp\9Wr8gF4Xq79ka0w0\svrhost.exe
    "C:\Users\Admin\AppData\Local\Temp\9Wr8gF4Xq79ka0w0\svrhost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: GetForegroundWindowSpam
    PID:1148
- C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe
  "C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe"
  2⤵
  - Executes dropped EXE
  PID:2772
- C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe
  "C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe"
  2⤵
  - Executes dropped EXE
  PID:1848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DR8KNiFwWol4FpR4.exe

Filesize
376KB

MD5
590acb5fa6b5c3001ebce3d67242aac4

SHA1
5df39906dc4e60f01b95783fc55af6128402d611

SHA256
7bf9b7b25cf1671e5640f8eeac149f9a4e8c9f6c63415f4bd61bccb10ddf8509

SHA512
4ac518140ee666491132525853f2843357d622fe351e59cca7ce3b054d665f77ad8987adddd601e6b1afe6903222d77cf3c41a5aa69e8caf0dcdc7656a43e9ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\eeIIAeBMhT8OwNXj.exe

Filesize
801KB

MD5
9133c2a5ebf3e25aceae5a001ca6f279

SHA1
319f911282f3cded94de3730fa0abd5dec8f14be

SHA256
7c3615c405f7a11f1c217b9ecd1000cf60a37bca7da1f2d12da21cc110b16b4d

SHA512
1d1af3fcfcdba41874e3eb3e2571d25798acfd49b63b7fcf9393be2f59c9ba77e563da1717abcd6445fc52fd6d948bf4c0dd5978a192c8e32e0a9279fd0be33e

Download Submit
C:\Users\Admin\AppData\Local\Temp\qkxtAj4uXuyaGVE5.exe

Filesize
742KB

MD5
3e804917c454ca31c1cbd602682542b7

SHA1
1df3e81b9d879e21af299f5478051b98f3cb7739

SHA256
f9f7b6f7b8c5068f9e29a5b50afca609018c50ffd61929e1b78124f5381868f1

SHA512
28e59bc545179c2503771b93d947930bd56f8ebd0402ecbb398335c5ac89f40051e93fbfd84d35b8c625b253bb4cafea6a5360914b8d54d1bc121977f1eadbaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp893C.tmp.bat

Filesize
153B

MD5
8e023b455c8147bab5d1d96a8e863211

SHA1
39c5c142457d2e0fc1eacdc20e12e01813e0f8d6

SHA256
ec10231aaf29a82f69d4112de78da09506c57ea912033de4e5150e414f5c73d7

SHA512
68cf556c7dca199580485ec9b40f51af7556b5ff3f37454dc2f781340395c2c3d2352d48e00baa86c44796181e8c97f0656f1b1bedea04d3281e08619488dfa6

Download Submit
C:\Users\Admin\AppData\Local\Temp\wLfxbsC4BZFyrP1n.exe

Filesize
336KB

MD5
e87459f61fd1f017d4bd6b0a1a1fc86a

SHA1
30838d010aad8c9f3fd0fc302e71b4cbe6f138c0

SHA256
ec1b56551036963a425f6a0564d75980054e01d251c88eb29c81c1b2182f5727

SHA512
dd13993174d234d60ec98124b71bfefcf556c069e482a2e1f127f81f6738b71cd37cee95bf0119d3a61513c01438055767d480e26d6ed260ee16a96533d0cfa2

Download Submit
C:\Users\Admin\AppData\Roaming\prndrvest.exe

Filesize
46.5MB

MD5
c7baaa8f12d1fd663ecc576356598053

SHA1
43a93412124f83b48697fefeccc0d690e0923290

SHA256
82e5e7b4252bdae49195302038e062b51539f080f081de83a6b0e7cb6d422fb1

SHA512
6ea97f24b81ae8220b83575fd5c5f30449b4885fc9d128335d970d5ac3a1b4813ed5f54674a8a25c8827ea48762554e71fd4f681c8fe86ea50b1699783217040

Download Submit
\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe

Filesize
3.7MB

MD5
9d2a888ca79e1ff3820882ea1d88d574

SHA1
112c38d80bf2c0d48256249bbabe906b834b1f66

SHA256
8b5b38085f12d51393ed5a481a554074d3c482d53ecd917f2f5dffdf3d2ee138

SHA512
17a9f74ecf9f118ed0252fa0bc6ce0f9758a4dc75f238cae304def9c37cd94623818dd4aef38826642ff9e549b7e6047318f8bf6de7edff2d61a298d0bf5c840

Download Submit
\Users\Admin\AppData\Local\Temp\nC3ZVL64Q2Q6hs8J.exe

Filesize
472KB

MD5
2819e45588024ba76f248a39d3e232ba

SHA1
08a797b87ecfbee682ce14d872177dae1a5a46a2

SHA256
b82b23059e398b39f183ec833d498200029033b0fd3a138b6c2064a6fa3c4b93

SHA512
a38b58768daf58fa56ca7b8c37826d57e9dbfcd2dedf120a5b7b9aa36c4e10f64ec07c11dbd77b5861236c005fe5d453523911906dd77a302634408f1d78503a

Download Submit
memory/1148-99-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-104-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-101-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-97-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-105-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-107-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-109-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1148-110-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1148-112-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1848-61-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-63-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-55-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-53-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-51-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-49-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-66-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-57-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-59-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1848-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2148-317-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/2148-310-0x0000000000210000-0x0000000000274000-memory.dmp

Filesize
400KB

Download
memory/2356-144-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2356-140-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2356-142-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2736-3-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-1-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-2-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-0-0x00000000745D1000-0x00000000745D2000-memory.dmp

Filesize
4KB

Download
memory/2736-68-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2808-38-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2808-122-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2808-39-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2808-131-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2936-123-0x0000000000500000-0x0000000000524000-memory.dmp

Filesize
144KB

Download
memory/2936-193-0x0000000000610000-0x0000000000622000-memory.dmp

Filesize
72KB

Download
memory/2936-69-0x0000000000C80000-0x0000000000CE4000-memory.dmp

Filesize
400KB

Download
memory/2936-194-0x0000000000630000-0x0000000000642000-memory.dmp

Filesize
72KB

Download
memory/2960-80-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-82-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-76-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-78-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-124-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-113-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-132-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-114-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-84-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-86-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-117-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-119-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-88-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2960-89-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-96-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2960-120-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download