darkcloud | fd8fff6a5f07a9d3be875b4b4ca47c6682eb439343f53ce5fa357a81ba708056

Analysis

max time kernel
185s
max time network
136s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
01-11-2023 06:26

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General

Target

Qpo09345678909876.exe
Size

545KB
MD5

f0dde554f33469b62af8ef8d9d55cbd6
SHA1

b25b7d6ece12c21f0eb8f4d56ce807253c73951d
SHA256

fd8fff6a5f07a9d3be875b4b4ca47c6682eb439343f53ce5fa357a81ba708056
SHA512

905eed2c6fcf85ef2bc898d64842847f3f2e657f5de67b8d4bdb9ca2f61e950ab574edc75f5447eb34eec9d4ac13829b92ab2c4385a3889d1627304a11e86569
SSDEEP

12288:wAiQy2fAq3jXO5UTE+T0bFZYpOGKlRMRbYCaYqSGQgqxk:fYqz1E+YxZ/RCR87rQbk

Score

10^/10

darkcloud 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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2640 set thread context of 2792	2640	Qpo09345678909876.exe	31

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2956	Powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2956	Powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2792	Qpo09345678909876.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2956	2640	Qpo09345678909876.exe	29
PID 2640 wrote to memory of 2956	2640	Qpo09345678909876.exe	29
PID 2640 wrote to memory of 2956	2640	Qpo09345678909876.exe	29
PID 2640 wrote to memory of 2956	2640	Qpo09345678909876.exe	29
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31
PID 2640 wrote to memory of 2792	2640	Qpo09345678909876.exe	31

C:\Users\Admin\AppData\Local\Temp\Qpo09345678909876.exe
"C:\Users\Admin\AppData\Local\Temp\Qpo09345678909876.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Qpo09345678909876.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
  2⤵
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2956
- C:\Users\Admin\AppData\Local\Temp\Qpo09345678909876.exe
  "C:\Users\Admin\AppData\Local\Temp\Qpo09345678909876.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2792

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2640-1-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2640-0-0x0000000000840000-0x00000000008CE000-memory.dmp

Filesize
568KB

Download
memory/2640-2-0x0000000000670000-0x00000000006F0000-memory.dmp

Filesize
512KB

Download
memory/2640-3-0x0000000004AE0000-0x0000000004B20000-memory.dmp

Filesize
256KB

Download
memory/2640-4-0x00000000004B0000-0x00000000004BA000-memory.dmp

Filesize
40KB

Download
memory/2640-17-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-15-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2792-9-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2792-7-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2792-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2792-5-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2792-18-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2792-29-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2956-23-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2956-24-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2956-25-0x0000000002410000-0x0000000002450000-memory.dmp

Filesize
256KB

Download
memory/2956-26-0x0000000002410000-0x0000000002450000-memory.dmp

Filesize
256KB

Download
memory/2956-28-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download