darkcomet | 5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651

General

Target

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe
Size

910KB
MD5

3b165b5c042b776c6f666ade069d010e
SHA1

ccb3829d6499ef5e13e0b7a415ab7e4167127521
SHA256

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651
SHA512

ea6ebea9cbdd60568033f9f07a985e6842acca1fbce7770588c7c9bde1d6bff4e15ba080c57b8bba55c772b2e8142aba1bb22219e68afbbd32d4279da4128eab

Score

10^/10

darkcomet guest16 evasion rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

46.32.156.196:1604

Mutex

DC_MUTEX-VFSZXPA

Attributes

gencode
2zVGoXqPrq9K
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 3 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

AppLaunch.exe

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

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Modify Existing Service
T1031

Processes:

AppLaunch.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" AppLaunch.exe

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

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

AppLaunch.exe

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

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

AppLaunch.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	AppLaunch.exe

Disables Task Manager via registry modification
evasion
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

1888 attrib.exe
1524 attrib.exe

pid	process
1888	attrib.exe
1524	attrib.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe

description	pid	process	target process
PID 1112 set thread context of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe

Drops file in Windows directory 2 IoCs

Processes:

attrib.exeattrib.exe

description	ioc	process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727	attrib.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe	attrib.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe

pid process

1112 5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe

pid	process
1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exeAppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe
Token: SeIncreaseQuotaPrivilege	1724	AppLaunch.exe
Token: SeSecurityPrivilege	1724	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	1724	AppLaunch.exe
Token: SeLoadDriverPrivilege	1724	AppLaunch.exe
Token: SeSystemProfilePrivilege	1724	AppLaunch.exe
Token: SeSystemtimePrivilege	1724	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	1724	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	1724	AppLaunch.exe
Token: SeCreatePagefilePrivilege	1724	AppLaunch.exe
Token: SeBackupPrivilege	1724	AppLaunch.exe
Token: SeRestorePrivilege	1724	AppLaunch.exe
Token: SeShutdownPrivilege	1724	AppLaunch.exe
Token: SeDebugPrivilege	1724	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	1724	AppLaunch.exe
Token: SeChangeNotifyPrivilege	1724	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	1724	AppLaunch.exe
Token: SeUndockPrivilege	1724	AppLaunch.exe
Token: SeManageVolumePrivilege	1724	AppLaunch.exe
Token: SeImpersonatePrivilege	1724	AppLaunch.exe
Token: SeCreateGlobalPrivilege	1724	AppLaunch.exe
Token: 33	1724	AppLaunch.exe
Token: 34	1724	AppLaunch.exe
Token: 35	1724	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AppLaunch.exe

pid process

1724 AppLaunch.exe

pid	process
1724	AppLaunch.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exeAppLaunch.execmd.execmd.exe

description	pid	process	target process
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1112 wrote to memory of 1724	1112	5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe	AppLaunch.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 576	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 468	1724	AppLaunch.exe	cmd.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 1724 wrote to memory of 1252	1724	AppLaunch.exe	notepad.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 576 wrote to memory of 1524	576	cmd.exe	attrib.exe
PID 468 wrote to memory of 1888	468	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

1888 attrib.exe
1524 attrib.exe

pid	process
1888	attrib.exe
1524	attrib.exe

C:\Users\Admin\AppData\Local\Temp\5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe
"C:\Users\Admin\AppData\Local\Temp\5f4a2e223d827a6d3a517767d8ee477de0948985c4fc748593529886b8240651.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe"
2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" +s +h
3⤵
- Suspicious use of WriteProcessMemory
PID:576

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" +s +h
4⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:1524

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
3⤵
- Suspicious use of WriteProcessMemory
PID:468

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
4⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:1888

C:\Windows\SysWOW64\notepad.exe
notepad
3⤵
PID:1252

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

3

T1112

Disabling Security Tools

1

T1089

Hidden Files and Directories

2

T1158

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/468-94-0x0000000000000000-mapping.dmp

Download
memory/576-93-0x0000000000000000-mapping.dmp

Download
memory/1112-89-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-54-0x00000000753E1000-0x00000000753E3000-memory.dmp

Filesize
8KB

Download
memory/1112-79-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-80-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-63-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-81-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-55-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/1112-92-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-91-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-90-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-84-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/1112-83-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-82-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-76-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-77-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-78-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1112-61-0x0000000005240000-0x0000000005340000-memory.dmp

Filesize
1024KB

Download
memory/1252-97-0x0000000000000000-mapping.dmp

Download
memory/1524-99-0x0000000000000000-mapping.dmp

Download
memory/1724-103-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-68-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-73-0x000000000048F888-mapping.dmp

Download
memory/1724-85-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-87-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-62-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-74-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-72-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-70-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-67-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-56-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-65-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-88-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-57-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1724-59-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/1888-100-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads