darkcomet | ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008af

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/02/2025, 07:49

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General

Target

ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
Size

1.9MB
MD5

36c46585bd77a2be351a74daa6c55490
SHA1

37a02085b0e1f41e1476e04e8caabe4d65353f74
SHA256

ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008af
SHA512

7b496ec38dcd8920b09c0d4c9813523c89378c238ee211f9b44c88dd4dcf91c91284a10c4ea8b7acff55b4836b834853cd62fd3f58ef0278770d45dde3d9e05d
SSDEEP

24576:g5Z42w7NRqQ6pbq+1SSFqEdTJD926APlDFndO:W4Bx6g+1tFrdTd9YPFm

Score

10^/10

darkcomet guest16 defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

sepha.ddns.net:1604

Mutex

DC_MUTEX-Y6NCRQF

Attributes

InstallPath
Skype\Skype.exe
gencode
6yz9jgN489iC
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

Signatures

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 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Skype\\Skype.exe"	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Skype.EXE

Disables Task Manager via registry modification
defense_evasion

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2308	attrib.exe
2708	attrib.exe

Deletes itself 1 IoCs

pid	Process
2808	notepad.exe

Executes dropped EXE 2 IoCs

pid	Process
2956	Skype.exe
1864	Skype.EXE

Loads dropped DLL 2 IoCs

pid	Process
2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Skype\\Skype.exe"	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Skype\\Skype.exe"	Skype.EXE

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\L:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\M:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\R:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\V:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\X:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\I:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\W:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\Z:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\I:	Skype.exe
File opened (read-only)	\??\J:	Skype.exe
File opened (read-only)	\??\N:	Skype.exe
File opened (read-only)	\??\S:	Skype.exe
File opened (read-only)	\??\W:	Skype.exe
File opened (read-only)	\??\H:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\G:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\T:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\E:	Skype.exe
File opened (read-only)	\??\O:	Skype.exe
File opened (read-only)	\??\Y:	Skype.exe
File opened (read-only)	\??\A:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\O:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\S:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\A:	Skype.exe
File opened (read-only)	\??\B:	Skype.exe
File opened (read-only)	\??\B:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\P:	Skype.exe
File opened (read-only)	\??\T:	Skype.exe
File opened (read-only)	\??\U:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\N:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\R:	Skype.exe
File opened (read-only)	\??\K:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\H:	Skype.exe
File opened (read-only)	\??\K:	Skype.exe
File opened (read-only)	\??\M:	Skype.exe
File opened (read-only)	\??\Q:	Skype.exe
File opened (read-only)	\??\Z:	Skype.exe
File opened (read-only)	\??\P:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\J:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\Q:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\Y:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\G:	Skype.exe
File opened (read-only)	\??\L:	Skype.exe
File opened (read-only)	\??\U:	Skype.exe
File opened (read-only)	\??\V:	Skype.exe
File opened (read-only)	\??\E:	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
File opened (read-only)	\??\X:	Skype.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1156 set thread context of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 2956 set thread context of 1864	2956	Skype.exe	39

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Skype.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Skype.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1864	Skype.EXE

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeSecurityPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeTakeOwnershipPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeLoadDriverPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeSystemProfilePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeSystemtimePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeProfSingleProcessPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeIncBasePriorityPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeCreatePagefilePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeBackupPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeRestorePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeShutdownPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeDebugPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeSystemEnvironmentPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeChangeNotifyPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeRemoteShutdownPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeUndockPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeManageVolumePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeImpersonatePrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeCreateGlobalPrivilege	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: 33	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: 34	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: 35	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
Token: SeIncreaseQuotaPrivilege	1864	Skype.EXE
Token: SeSecurityPrivilege	1864	Skype.EXE
Token: SeTakeOwnershipPrivilege	1864	Skype.EXE
Token: SeLoadDriverPrivilege	1864	Skype.EXE
Token: SeSystemProfilePrivilege	1864	Skype.EXE
Token: SeSystemtimePrivilege	1864	Skype.EXE
Token: SeProfSingleProcessPrivilege	1864	Skype.EXE
Token: SeIncBasePriorityPrivilege	1864	Skype.EXE
Token: SeCreatePagefilePrivilege	1864	Skype.EXE
Token: SeBackupPrivilege	1864	Skype.EXE
Token: SeRestorePrivilege	1864	Skype.EXE
Token: SeShutdownPrivilege	1864	Skype.EXE
Token: SeDebugPrivilege	1864	Skype.EXE
Token: SeSystemEnvironmentPrivilege	1864	Skype.EXE
Token: SeChangeNotifyPrivilege	1864	Skype.EXE
Token: SeRemoteShutdownPrivilege	1864	Skype.EXE
Token: SeUndockPrivilege	1864	Skype.EXE
Token: SeManageVolumePrivilege	1864	Skype.EXE
Token: SeImpersonatePrivilege	1864	Skype.EXE
Token: SeCreateGlobalPrivilege	1864	Skype.EXE
Token: 33	1864	Skype.EXE
Token: 34	1864	Skype.EXE
Token: 35	1864	Skype.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
2956	Skype.exe
1864	Skype.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 1156 wrote to memory of 2620	1156	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe	30
PID 2620 wrote to memory of 2932	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	31
PID 2620 wrote to memory of 2932	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	31
PID 2620 wrote to memory of 2932	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	31
PID 2620 wrote to memory of 2932	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	31
PID 2620 wrote to memory of 2952	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	33
PID 2620 wrote to memory of 2952	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	33
PID 2620 wrote to memory of 2952	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	33
PID 2620 wrote to memory of 2952	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	33
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2620 wrote to memory of 2808	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	35
PID 2932 wrote to memory of 2308	2932	cmd.exe	37
PID 2932 wrote to memory of 2308	2932	cmd.exe	37
PID 2932 wrote to memory of 2308	2932	cmd.exe	37
PID 2932 wrote to memory of 2308	2932	cmd.exe	37
PID 2952 wrote to memory of 2708	2952	cmd.exe	36
PID 2952 wrote to memory of 2708	2952	cmd.exe	36
PID 2952 wrote to memory of 2708	2952	cmd.exe	36
PID 2952 wrote to memory of 2708	2952	cmd.exe	36
PID 2620 wrote to memory of 2956	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	38
PID 2620 wrote to memory of 2956	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	38
PID 2620 wrote to memory of 2956	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	38
PID 2620 wrote to memory of 2956	2620	ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE	38
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39
PID 2956 wrote to memory of 1864	2956	Skype.exe	39

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2708	attrib.exe
2308	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe
"C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.exe"
1⤵
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE
  "C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE"
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2932
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008afN.EXE" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2308
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2708
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2808
- - C:\ProgramData\Microsoft\Windows\Start Menu\Skype\Skype.exe
    "C:\ProgramData\Microsoft\Windows\Start Menu\Skype\Skype.exe"
    3⤵
    - Executes dropped EXE
    - Enumerates connected drives
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2956
  - - C:\ProgramData\Microsoft\Windows\Start Menu\Skype\Skype.EXE
      "C:\ProgramData\Microsoft\Windows\Start Menu\Skype\Skype.EXE"
      4⤵
      Disables RegEdit via registry modification
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1864
    - - C:\Windows\SysWOW64\notepad.exe
        
        notepad
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

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

\ProgramData\Microsoft\Windows\Start Menu\Skype\Skype.exe

Filesize
1.9MB

MD5
36c46585bd77a2be351a74daa6c55490

SHA1
37a02085b0e1f41e1476e04e8caabe4d65353f74

SHA256
ea26c634ff914ba026d0fafe1882a2a727a05740dc97da1f6a6d76c62af008af

SHA512
7b496ec38dcd8920b09c0d4c9813523c89378c238ee211f9b44c88dd4dcf91c91284a10c4ea8b7acff55b4836b834853cd62fd3f58ef0278770d45dde3d9e05d

Download Submit
memory/1864-80-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1864-81-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1864-79-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-43-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2808-27-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2956-54-0x0000000002AA0000-0x0000000003594000-memory.dmp

Filesize
11.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads