darkcloud | 8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045

Analysis

max time kernel
141s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2025, 04:03

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General

Target

8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe
Size

890KB
MD5

77f5fec4ab36cbc857af81b4051a205b
SHA1

66faae41226e0d364e6ceaa1fbf5eabb1d5274b3
SHA256

8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045
SHA512

41cb4afffd7dfff23701fd861b743dabb8803b4d053ea3e000a5f912887474b3f43c64e1f922d5f814debabe17ef3302951228ce0c6170955dbf72c01105448a
SSDEEP

24576:5MrbZRDq373Q7EQihjBQt0pfH7tHrbXqu1mTM:5MXfOzvjBQt0Zbh

Score

10^/10

darkcloud discovery stealer

Malware Config

Extracted

Family

darkcloud

Attributes

email_from
[email protected]
email_to
[email protected]

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud
Darkcloud family
darkcloud

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97

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	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2160	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97
PID 1984 wrote to memory of 2160	1984	8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe	97

C:\Users\Admin\AppData\Local\Temp\8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe
"C:\Users\Admin\AppData\Local\Temp\8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe
  "C:\Users\Admin\AppData\Local\Temp\8f3e95019dfd1caa9f174df58f9b8c097e66cb655551c18fe94067f371d9b045.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2160

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

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Downloads

memory/1984-6-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1984-10-0x00000000066C0000-0x000000000676C000-memory.dmp

Filesize
688KB

Download
memory/1984-2-0x0000000005760000-0x0000000005D04000-memory.dmp

Filesize
5.6MB

Download
memory/1984-3-0x0000000005250000-0x00000000052E2000-memory.dmp

Filesize
584KB

Download
memory/1984-4-0x0000000005390000-0x000000000542C000-memory.dmp

Filesize
624KB

Download
memory/1984-5-0x0000000005300000-0x000000000530A000-memory.dmp

Filesize
40KB

Download
memory/1984-1-0x0000000000770000-0x0000000000854000-memory.dmp

Filesize
912KB

Download
memory/1984-8-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/1984-0-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/1984-9-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1984-7-0x0000000005650000-0x0000000005668000-memory.dmp

Filesize
96KB

Download
memory/1984-17-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2160-13-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2160-11-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2160-18-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download