darkcomet | 43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4

General

Target

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Size

658KB
MD5

bdc9fa03150b08bd14d06c994f5d291e
SHA1

e55517f4b36aacd990888c75158ed3fe319b12ff
SHA256

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4
SHA512

391864de4bb581961b77b12d3e7247a37c0f11ebe120e41fc83f2513133459c2ea7543e566f84da35b6f86588ef891c96db9c671b9515571d3edc693b61f1a46

Score

10^/10

darkcomet evasion rat trojan

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies firewall policy service 2 TTPs 3 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Disables RegEdit via registry modification
evasion
Disables Task Manager via registry modification
evasion
Sets file to hidden 1 TTPs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1158

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

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

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

pid process

1100 43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

pid	process
1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeSecurityPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeTakeOwnershipPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeLoadDriverPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeSystemProfilePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeSystemtimePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeProfSingleProcessPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeIncBasePriorityPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeCreatePagefilePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeBackupPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeRestorePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeShutdownPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeDebugPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeSystemEnvironmentPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeChangeNotifyPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeRemoteShutdownPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeUndockPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeManageVolumePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeImpersonatePrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: SeCreateGlobalPrivilege	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: 33	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: 34	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Token: 35	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

pid process

1100 43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

pid	process
1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.execmd.execmd.exe

description	pid	process	target process
PID 1100 wrote to memory of 1900	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1900	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1900	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1900	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1988	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1988	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1988	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1100 wrote to memory of 1988	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	cmd.exe
PID 1900 wrote to memory of 320	1900	cmd.exe	attrib.exe
PID 1900 wrote to memory of 320	1900	cmd.exe	attrib.exe
PID 1900 wrote to memory of 320	1900	cmd.exe	attrib.exe
PID 1900 wrote to memory of 320	1900	cmd.exe	attrib.exe
PID 1988 wrote to memory of 368	1988	cmd.exe	attrib.exe
PID 1988 wrote to memory of 368	1988	cmd.exe	attrib.exe
PID 1988 wrote to memory of 368	1988	cmd.exe	attrib.exe
PID 1988 wrote to memory of 368	1988	cmd.exe	attrib.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe
PID 1100 wrote to memory of 524	1100	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe	notepad.exe

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

Processes:

43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

320 attrib.exe
368 attrib.exe

pid	process
320	attrib.exe
368	attrib.exe

C:\Users\Admin\AppData\Local\Temp\43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe
"C:\Users\Admin\AppData\Local\Temp\43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe"
1⤵
- Modifies firewall policy service
- Modifies security service
- Windows security modification
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1100

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4.exe" +s +h
3⤵
- Views/modifies file attributes
PID:320

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
3⤵
- Views/modifies file attributes
PID:368

C:\Windows\SysWOW64\notepad.exe
notepad
2⤵
PID:524

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2

T1031

Hidden Files and Directories

2

T1158

Privilege Escalation

Defense Evasion

Modify Registry

5

T1112

Disabling Security Tools

2

T1089

Hidden Files and Directories

2

T1158

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/320-57-0x0000000000000000-mapping.dmp

Download
memory/368-58-0x0000000000000000-mapping.dmp

Download
memory/524-59-0x0000000000000000-mapping.dmp

Download
memory/524-61-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1100-53-0x0000000076391000-0x0000000076393000-memory.dmp

Filesize
8KB

Download
memory/1100-54-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1900-55-0x0000000000000000-mapping.dmp

Download
memory/1988-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads