darkcloud | 773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/10/2024, 02:00

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
Size 781KB
Sample241018-cfbfmszeqb
SHA256 773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d
MD5 1216865947fcdc337eaa2f9eca1ef99b
SHA1 bae3226be707aad220a777a477e9b5311b2ed3cb
SHA512 35eaaec86e945f98810d2bb4e44514bd7a9b161d0dde58389ddfbf007b5714a833df6de14d8c54a8240236a59c48c2a9863b704449227c45a58ab7ab8f6330f7
SSDEEP 12288:PzM2N+YIzMWfaVHgxaMZloIZ5NubGdg0zdDg9UitmzHeCBJdcYpfe3iYQ:PzMddM0E2aMZRZ52GdgXUitmTJ+Yp
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcloud discovery stealer

Malware Config

Extracted

Family

darkcloud

https://api.telegram.org/bot8171626722:AAGIo9PvRpFrmWwamfv0SMURLy1PCYFG9a8/sendMessage?chat_id=6542615755

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4736 set thread context of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95

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	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4604	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 3608	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	94
PID 4736 wrote to memory of 3608	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	94
PID 4736 wrote to memory of 3608	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	94
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95
PID 4736 wrote to memory of 4604	4736	773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe	95

C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
"C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
  "C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe"
  2⤵
  PID:3608
- C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe
  "C:\Users\Admin\AppData\Local\Temp\773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4604-11-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/4604-18-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/4604-13-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/4736-6-0x00000000749CE000-0x00000000749CF000-memory.dmp

Download

memory/4736-4-0x00000000749C0000-0x0000000075170000-memory.dmp

Download

memory/4736-5-0x0000000004E50000-0x0000000004E5A000-memory.dmp

Download

memory/4736-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Download

memory/4736-7-0x00000000749C0000-0x0000000075170000-memory.dmp

Download

memory/4736-8-0x0000000005450000-0x0000000005462000-memory.dmp

Download

memory/4736-9-0x0000000007C40000-0x0000000007CE6000-memory.dmp

Download

memory/4736-10-0x000000000A360000-0x000000000A3FC000-memory.dmp

Download

memory/4736-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

Download

memory/4736-2-0x0000000005480000-0x0000000005A24000-memory.dmp

Download

memory/4736-17-0x00000000749C0000-0x0000000075170000-memory.dmp

Download

memory/4736-1-0x00000000003A0000-0x000000000046A000-memory.dmp

Download