darkcomet | 0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c

Analysis

max time kernel
150s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/11/2022, 16:25

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General

Target
0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe
Size 476KB
Sample221119-tw2ffaec4w
SHA256 0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c
MD5 416235d73040160b011c17b7c1f36a38
SHA1 5775257a1a698e72cd8d1f8edd8f8e7131cf71a2
SHA512 b5d57b4448acacde80116fa07f8fb22c068242027b8f548eda483117600f11589ce5040f395b233ed1100f73f522d2acb55ac26868cc1635ec1a223aba8770c0
SSDEEP 12288:rANbegc46iA6DhTwIpsoJg2i8Th+501HKOb4v:rANZ7X7hESsKgf8Th601HKE
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcomet byte crypter persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Byte Crypter

sheikhcrypter1337.no-ip.biz:1604
sheikhcrypter1337.no-ip.biz:1603
sheikhcrypter1337.no-ip.biz:2000

Mutex

DC_MUTEX-PHMDCAF

Attributes

gencode
8uaU7HttC44C
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows OS = "C:\\Users\\Admin\\AppData\\Roaming\\Windows OS.exe"	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1340 set thread context of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1692	vbc.exe
Token: SeSecurityPrivilege	1692	vbc.exe
Token: SeTakeOwnershipPrivilege	1692	vbc.exe
Token: SeLoadDriverPrivilege	1692	vbc.exe
Token: SeSystemProfilePrivilege	1692	vbc.exe
Token: SeSystemtimePrivilege	1692	vbc.exe
Token: SeProfSingleProcessPrivilege	1692	vbc.exe
Token: SeIncBasePriorityPrivilege	1692	vbc.exe
Token: SeCreatePagefilePrivilege	1692	vbc.exe
Token: SeBackupPrivilege	1692	vbc.exe
Token: SeRestorePrivilege	1692	vbc.exe
Token: SeShutdownPrivilege	1692	vbc.exe
Token: SeDebugPrivilege	1692	vbc.exe
Token: SeSystemEnvironmentPrivilege	1692	vbc.exe
Token: SeChangeNotifyPrivilege	1692	vbc.exe
Token: SeRemoteShutdownPrivilege	1692	vbc.exe
Token: SeUndockPrivilege	1692	vbc.exe
Token: SeManageVolumePrivilege	1692	vbc.exe
Token: SeImpersonatePrivilege	1692	vbc.exe
Token: SeCreateGlobalPrivilege	1692	vbc.exe
Token: 33	1692	vbc.exe
Token: 34	1692	vbc.exe
Token: 35	1692	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1692	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28
PID 1340 wrote to memory of 1692	1340	0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe	28

C:\Users\Admin\AppData\Local\Temp\0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe
"C:\Users\Admin\AppData\Local\Temp\0395f84d1461c6a3977782e78f102d6e26cb37e70e6206feb650ed72cbbc292c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1340-54-0x0000000076411000-0x0000000076413000-memory.dmp

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memory/1340-55-0x0000000074970000-0x0000000074F1B000-memory.dmp

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memory/1340-75-0x0000000074970000-0x0000000074F1B000-memory.dmp

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memory/1692-66-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-70-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-61-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-63-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-65-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-56-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-68-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-59-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-72-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-57-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-74-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-76-0x0000000000400000-0x00000000004B2000-memory.dmp

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memory/1692-77-0x0000000000400000-0x00000000004B2000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads