darkcomet | 9a62282131b7855e945208e71310471957d0257f432ee52fc0bb8d470b70e3f3

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 18:12

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General

Target

JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe
Size

556KB
MD5

33a69db5ee92fd2330412cd2a9c24b10
SHA1

0d1a36f42fa7677d8dc623952ff3f4eefb841bad
SHA256

9a62282131b7855e945208e71310471957d0257f432ee52fc0bb8d470b70e3f3
SHA512

4f2d28c28dab9e76b74b36dd5f998e606712320259c14bd9dd83bad48c2a3c8a28fda19efb12b4b6f4fccb5341b172680c43266deb176c2153b3dd1d4f5b068b
SSDEEP

12288:sQeVQkTrvj4Xzqmdg3vhdMmYxZfTnEBJf8Fot7FC5qfQcrBdEa:sJQkTf4m8E32nwBWFot7gOFN

Score

10^/10

darkcomet netspy discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

NetSpy

netspych.no-ip.biz:1604

Mutex

DC_MUTEX-JJL5233

Attributes

gencode
Q5uemr8KJ3Gy
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

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

Command and Scripting Interpreter
T1059

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\csrss.exe"	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\csrss = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\csrss.exe"	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2680 set thread context of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2776-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-57-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-55-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-59-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-60-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-58-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-62-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-61-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-63-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-64-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-65-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-66-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-67-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-68-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-69-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-70-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-71-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-72-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-73-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-74-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2776-75-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe
Token: SeIncreaseQuotaPrivilege	2776	vbc.exe
Token: SeSecurityPrivilege	2776	vbc.exe
Token: SeTakeOwnershipPrivilege	2776	vbc.exe
Token: SeLoadDriverPrivilege	2776	vbc.exe
Token: SeSystemProfilePrivilege	2776	vbc.exe
Token: SeSystemtimePrivilege	2776	vbc.exe
Token: SeProfSingleProcessPrivilege	2776	vbc.exe
Token: SeIncBasePriorityPrivilege	2776	vbc.exe
Token: SeCreatePagefilePrivilege	2776	vbc.exe
Token: SeBackupPrivilege	2776	vbc.exe
Token: SeRestorePrivilege	2776	vbc.exe
Token: SeShutdownPrivilege	2776	vbc.exe
Token: SeDebugPrivilege	2776	vbc.exe
Token: SeSystemEnvironmentPrivilege	2776	vbc.exe
Token: SeChangeNotifyPrivilege	2776	vbc.exe
Token: SeRemoteShutdownPrivilege	2776	vbc.exe
Token: SeUndockPrivilege	2776	vbc.exe
Token: SeManageVolumePrivilege	2776	vbc.exe
Token: SeImpersonatePrivilege	2776	vbc.exe
Token: SeCreateGlobalPrivilege	2776	vbc.exe
Token: 33	2776	vbc.exe
Token: 34	2776	vbc.exe
Token: 35	2776	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2776	vbc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30
PID 2680 wrote to memory of 2776	2680	JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33a69db5ee92fd2330412cd2a9c24b10.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2680-0-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-9-0x0000000073F92000-0x0000000073F94000-memory.dmp

Filesize
8KB

Download
memory/2680-10-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-11-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-26-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-42-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-40-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-39-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-38-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-37-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-36-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-35-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-34-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-33-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-32-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-31-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-30-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-29-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-28-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-27-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-25-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-24-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-23-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-22-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-21-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-20-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-19-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-18-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-17-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-16-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-15-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-14-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-13-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-12-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2680-41-0x0000000000490000-0x00000000004FE000-memory.dmp

Filesize
440KB

Download
memory/2776-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-57-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-55-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-59-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-60-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-58-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-49-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-62-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-61-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-63-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-64-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-65-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-66-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-67-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-68-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-69-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-70-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-71-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-72-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-73-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-74-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2776-75-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads