3123af93014a5a5c49aa6fd2118f6805041af178c222be27e30b2fd477085c19

Resubmissions

11-12-2024 15:32

241211-sy44nssrdm 10

09-08-2024 21:57

06-08-2024 13:01

06-08-2024 12:52

06-08-2024 12:29

06-08-2024 12:26

Analysis

max time kernel
118s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 12:26

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General

Target

1/752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe
Size

2.2MB
MD5

d35a5aff7f4b4a1d20e1495732c5ca6d
SHA1

0573b56a43102c893a2a6c0ef61b870b575aeb97
SHA256

752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060
SHA512

c49d69553aa6287cc50b2d1e94b2a56cddc8882a44dcf832ae9f93e2972d44908141da776b44569f84ed85aee187ad06fe19a0a2af8c2bc425d6146e75816f4e
SSDEEP

12288:In7kekBhy2rOJFoqTrlSwkm9mQ90zsx2Hgum4Ff8jbvTfI3:FU2cTTX9990Qx2bFFfGbvzI3

Score

10^/10

collection credential_access discovery evasion execution stealer trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2736	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2800 set thread context of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3036	2948	WerFault.exe	34

System Location Discovery: System Language Discovery 1 TTPs 1 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	jsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2736	powershell.exe
2948	jsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	powershell.exe
Token: SeDebugPrivilege	2948	jsc.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2736	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	32
PID 2800 wrote to memory of 2736	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	32
PID 2800 wrote to memory of 2736	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	32
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2948	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	34
PID 2800 wrote to memory of 2044	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	35
PID 2800 wrote to memory of 2044	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	35
PID 2800 wrote to memory of 2044	2800	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe	35
PID 2948 wrote to memory of 3036	2948	jsc.exe	36
PID 2948 wrote to memory of 3036	2948	jsc.exe	36
PID 2948 wrote to memory of 3036	2948	jsc.exe	36
PID 2948 wrote to memory of 3036	2948	jsc.exe	36

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\1\752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe
"C:\Users\Admin\AppData\Local\Temp\1\752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2800
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1\752f5cc5a7b0f986286d09e8288c0958bc1b798477ca0d09dc2658c7ab109060.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2736
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 708
    3⤵
    - Program crash
    PID:3036
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2800 -s 888
  2⤵
  PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Browser Information Discovery

T1217

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2736-19-0x000000001B700000-0x000000001B9E2000-memory.dmp

Filesize
2.9MB

Download
memory/2736-20-0x0000000001F80000-0x0000000001F88000-memory.dmp

Filesize
32KB

Download
memory/2800-1-0x0000000000F30000-0x0000000000F4A000-memory.dmp

Filesize
104KB

Download
memory/2800-2-0x000007FEF5260000-0x000007FEF5C4C000-memory.dmp

Filesize
9.9MB

Download
memory/2800-3-0x000000001B270000-0x000000001B28A000-memory.dmp

Filesize
104KB

Download
memory/2800-4-0x0000000000E60000-0x0000000000EFC000-memory.dmp

Filesize
624KB

Download
memory/2800-23-0x000007FEF5260000-0x000007FEF5C4C000-memory.dmp

Filesize
9.9MB

Download
memory/2800-22-0x000007FEF5260000-0x000007FEF5C4C000-memory.dmp

Filesize
9.9MB

Download
memory/2800-21-0x000007FEF5263000-0x000007FEF5264000-memory.dmp

Filesize
4KB

Download
memory/2800-0-0x000007FEF5263000-0x000007FEF5264000-memory.dmp

Filesize
4KB

Download
memory/2948-14-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-8-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-7-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-12-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-5-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-10-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2948-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2948-6-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download