darkcomet | 04c0c92253e08d5ce6617d8f29a317cf7353412a0fc15a4f804d562e036958d8

Analysis

max time kernel
135s
max time network
147s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 14:53

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General

Target

0257dd258ba3c33ffa2b3c4beba993fd.exe
Size

650KB
MD5

0257dd258ba3c33ffa2b3c4beba993fd
SHA1

bfb300534eb88a08e6eca1f89c21a62cb907b01f
SHA256

04c0c92253e08d5ce6617d8f29a317cf7353412a0fc15a4f804d562e036958d8
SHA512

ae582cd45713f0691f5bc7e3b58ea12224a87427ebe7a1bdc2eabb573a9010dcf7ab63912490bc9001b22bfb494099df49ec0829fcbb9b7492211ba20ee84fb9
SSDEEP

12288:7k0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+Bu:w0QRWoJEfg0oChGdJQbjPbNW5tYeP+GR

Score

10^/10

darkcomet guest16 evasion rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

89.230.228.93:100

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
jmU3DkRL4vi9
install
false
offline_keylogger
true
persistence
false

Signatures

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

Modifies firewall policy service 2 TTPs 6 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	iexplore.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	iexplore.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	iexplore.exe

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	iexplore.exe

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	iexplore.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	0257dd258ba3c33ffa2b3c4beba993fd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeSecurityPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeTakeOwnershipPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeLoadDriverPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeSystemProfilePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeSystemtimePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeProfSingleProcessPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeIncBasePriorityPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeCreatePagefilePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeBackupPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeRestorePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeShutdownPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeDebugPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeSystemEnvironmentPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeChangeNotifyPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeRemoteShutdownPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeUndockPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeManageVolumePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeImpersonatePrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeCreateGlobalPrivilege	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: 33	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: 34	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: 35	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe
Token: SeIncreaseQuotaPrivilege	1696	iexplore.exe
Token: SeSecurityPrivilege	1696	iexplore.exe
Token: SeTakeOwnershipPrivilege	1696	iexplore.exe
Token: SeLoadDriverPrivilege	1696	iexplore.exe
Token: SeSystemProfilePrivilege	1696	iexplore.exe
Token: SeSystemtimePrivilege	1696	iexplore.exe
Token: SeProfSingleProcessPrivilege	1696	iexplore.exe
Token: SeIncBasePriorityPrivilege	1696	iexplore.exe
Token: SeCreatePagefilePrivilege	1696	iexplore.exe
Token: SeBackupPrivilege	1696	iexplore.exe
Token: SeRestorePrivilege	1696	iexplore.exe
Token: SeShutdownPrivilege	1696	iexplore.exe
Token: SeDebugPrivilege	1696	iexplore.exe
Token: SeSystemEnvironmentPrivilege	1696	iexplore.exe
Token: SeChangeNotifyPrivilege	1696	iexplore.exe
Token: SeRemoteShutdownPrivilege	1696	iexplore.exe
Token: SeUndockPrivilege	1696	iexplore.exe
Token: SeManageVolumePrivilege	1696	iexplore.exe
Token: SeImpersonatePrivilege	1696	iexplore.exe
Token: SeCreateGlobalPrivilege	1696	iexplore.exe
Token: 33	1696	iexplore.exe
Token: 34	1696	iexplore.exe
Token: 35	1696	iexplore.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1696	iexplore.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28
PID 1700 wrote to memory of 1696	1700	0257dd258ba3c33ffa2b3c4beba993fd.exe	28

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	0257dd258ba3c33ffa2b3c4beba993fd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	0257dd258ba3c33ffa2b3c4beba993fd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	0257dd258ba3c33ffa2b3c4beba993fd.exe

C:\Users\Admin\AppData\Local\Temp\0257dd258ba3c33ffa2b3c4beba993fd.exe
"C:\Users\Admin\AppData\Local\Temp\0257dd258ba3c33ffa2b3c4beba993fd.exe"
1⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Windows security modification
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1700
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1696-1-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1700-0-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1700-2-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads