darkcloud | 6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053

General

Target

INV.PDF.exe
Size

869KB
MD5

4598a9ce228eb74fcb798dff73b6387f
SHA1

3c6c5f67737accb396574a619b7c42d84ec70eaf
SHA256

6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053
SHA512

b99f8f36a7a8738140f1c07bd8649cd563427c38b8aa8f53f5eac11562706cade07758c3aa2155476017fb273b92a739d1643b818ca2894b57cbf6fba8d21d96
SSDEEP

24576:RiF92Yfkw1UFvTDB6P5hv3NOJjJ6g31Rh:cPORWPDiTV

Score

10^/10

darkcloud stealer

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot5723230539:AAHXr6rmQsEsq1CdwKBxLF-mnANEsBE4mYk

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 2680	1960	INV.PDF.exe	35

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1056	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1960	INV.PDF.exe
1960	INV.PDF.exe
1960	INV.PDF.exe
1960	INV.PDF.exe
1604	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2680	INV.PDF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	INV.PDF.exe
Token: SeDebugPrivilege	1604	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2680	INV.PDF.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1604	1960	INV.PDF.exe	30
PID 1960 wrote to memory of 1604	1960	INV.PDF.exe	30
PID 1960 wrote to memory of 1604	1960	INV.PDF.exe	30
PID 1960 wrote to memory of 1604	1960	INV.PDF.exe	30
PID 1960 wrote to memory of 1056	1960	INV.PDF.exe	32
PID 1960 wrote to memory of 1056	1960	INV.PDF.exe	32
PID 1960 wrote to memory of 1056	1960	INV.PDF.exe	32
PID 1960 wrote to memory of 1056	1960	INV.PDF.exe	32
PID 1960 wrote to memory of 2292	1960	INV.PDF.exe	34
PID 1960 wrote to memory of 2292	1960	INV.PDF.exe	34
PID 1960 wrote to memory of 2292	1960	INV.PDF.exe	34
PID 1960 wrote to memory of 2292	1960	INV.PDF.exe	34
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35
PID 1960 wrote to memory of 2680	1960	INV.PDF.exe	35

C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QpIqPgvKuoX.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1604
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QpIqPgvKuoX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp52F0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1056
- C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe"
  2⤵
  PID:2292
- C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\INV.PDF.exe"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp52F0.tmp

Filesize
1KB

MD5
d32db303e6575680c1ecc5aadacde120

SHA1
434a643bf83cfdb60589e88d293691b0ca2afb25

SHA256
93edb195f4cfd062a1a7883b139640bd2ba99784b7febe80bb842f4076b3695c

SHA512
9021a965fb724ca7b8b83d10e2a1d2df14137655a19219ed3a42848ad7d5af8b487bc2d930f30a79e407941f5a24b65b260522bea48e3189b470a8e83289ff17

Download Submit
memory/1604-33-0x000000006EF50000-0x000000006F4FB000-memory.dmp

Filesize
5.7MB

Download
memory/1604-32-0x0000000002790000-0x00000000027D0000-memory.dmp

Filesize
256KB

Download
memory/1604-31-0x0000000002790000-0x00000000027D0000-memory.dmp

Filesize
256KB

Download
memory/1604-30-0x0000000002790000-0x00000000027D0000-memory.dmp

Filesize
256KB

Download
memory/1604-29-0x000000006EF50000-0x000000006F4FB000-memory.dmp

Filesize
5.7MB

Download
memory/1604-28-0x000000006EF50000-0x000000006F4FB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-6-0x0000000000600000-0x000000000060C000-memory.dmp

Filesize
48KB

Download
memory/1960-0-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-7-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download
memory/1960-1-0x00000000000B0000-0x0000000000190000-memory.dmp

Filesize
896KB

Download
memory/1960-2-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download
memory/1960-8-0x0000000005CD0000-0x0000000005D7E000-memory.dmp

Filesize
696KB

Download
memory/1960-3-0x00000000005D0000-0x00000000005E4000-memory.dmp

Filesize
80KB

Download
memory/1960-4-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-25-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-5-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download
memory/2680-16-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2680-24-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2680-20-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2680-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-15-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2680-14-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2680-34-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads