darkcloud | a4e306de360dd28b8d54760139d3b4b9fe5448d6c906ea3ff3bc54b3ab97ea27

Analysis

max time kernel
145s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/10/2024, 11:32

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General

Target
rINQUIRY.exe
Size 765KB
Sample241017-nnad4ayerm
SHA256 a4e306de360dd28b8d54760139d3b4b9fe5448d6c906ea3ff3bc54b3ab97ea27
MD5 01af6ceeff2d2c69112366e4e31343de
SHA1 4eb1e750d996fce10aa04d5fd158a2345609df6a
SHA512 80bc5ed358722dfee1bab90ba8eb31802104af7d1052e67f69eb9b47587a2652a5d67f6318ca2323de070d043db10789a461ed8af26b7e85304d53f7346a2075
SSDEEP 12288:X1RveBYT43abOCbQaRsydeRhM2I+OEufeLXAtikRw9Jz5fxSd4+zOcOmA4Fn9BOv:X1RWBYIabOCbQaRsWeRhM2HOne6vWPN
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 4840 set thread context of 1636	4840	rINQUIRY.exe	102

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4840	rINQUIRY.exe
4840	rINQUIRY.exe
4840	rINQUIRY.exe
4840	rINQUIRY.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4840	rINQUIRY.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1636	rINQUIRY.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 2168	4840	rINQUIRY.exe	100
PID 4840 wrote to memory of 2168	4840	rINQUIRY.exe	100
PID 4840 wrote to memory of 2168	4840	rINQUIRY.exe	100
PID 4840 wrote to memory of 3404	4840	rINQUIRY.exe	101
PID 4840 wrote to memory of 3404	4840	rINQUIRY.exe	101
PID 4840 wrote to memory of 3404	4840	rINQUIRY.exe	101
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102
PID 4840 wrote to memory of 1636	4840	rINQUIRY.exe	102

C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe
"C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe
  "C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe"
  2⤵
  PID:2168
- C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe
  "C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe"
  2⤵
  PID:3404
- C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe
  "C:\Users\Admin\AppData\Local\Temp\rINQUIRY.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1636

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

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Downloads

memory/1636-11-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/1636-18-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/1636-14-0x0000000000400000-0x000000000045F000-memory.dmp

Download

memory/4840-5-0x0000000004EB0000-0x0000000004EBA000-memory.dmp

Download

memory/4840-4-0x0000000074B80000-0x0000000075330000-memory.dmp

Download

memory/4840-6-0x00000000051A0000-0x000000000523C000-memory.dmp

Download

memory/4840-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Download

memory/4840-7-0x0000000005360000-0x0000000005372000-memory.dmp

Download

memory/4840-8-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Download

memory/4840-9-0x0000000074B80000-0x0000000075330000-memory.dmp

Download

memory/4840-10-0x00000000066D0000-0x0000000006778000-memory.dmp

Download

memory/4840-2-0x00000000054B0000-0x0000000005A54000-memory.dmp

Download

memory/4840-3-0x0000000004F00000-0x0000000004F92000-memory.dmp

Download

memory/4840-17-0x0000000074B80000-0x0000000075330000-memory.dmp

Download

memory/4840-1-0x00000000003E0000-0x00000000004A6000-memory.dmp

Download