darkcloud | 5ad16f3e0933a719074d4d3c0fb9d3bda7a178729fcc506a8ba91ea725854c4a

Analysis

max time kernel
143s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2025, 09:20

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General

Target

DAS09876567800.exe
Size

1.3MB
MD5

0dbeba5dd7585ab072cc0f15a95fd4ac
SHA1

ab1f07574200224ee5ce206d923d6591b8456ff2
SHA256

27b3117f8576dffaf9d057dd4bb67e1a521795518be5796c93a876d2e61d3af7
SHA512

058327c3571bfbf811a37a5b48a55d4ee6b0e39f4c849ce52c5024da3e9833bbfd9c098fcba72ffa852d96df4f06c906acb0bc87f85672046b3033510e398611
SSDEEP

24576:Iu6J33O0c+JY5UZ+XC0kGso6Fa7S47DyWqTY1GZdPyWt7l9WY:iu0c++OCvkGs9Fa7S4SWsyWlaY

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nonagglutinant.vbs	nonagglutinant.exe

Executes dropped EXE 1 IoCs

pid	Process
5748	nonagglutinant.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0007000000024325-9.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5748 set thread context of 5496	5748	nonagglutinant.exe	91

System Location Discovery: System Language Discovery 1 TTPs 3 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	DAS09876567800.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nonagglutinant.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5748	nonagglutinant.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
5324	DAS09876567800.exe
5324	DAS09876567800.exe
5748	nonagglutinant.exe
5748	nonagglutinant.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
5324	DAS09876567800.exe
5324	DAS09876567800.exe
5748	nonagglutinant.exe
5748	nonagglutinant.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5496	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 5324 wrote to memory of 5748	5324	DAS09876567800.exe	90
PID 5324 wrote to memory of 5748	5324	DAS09876567800.exe	90
PID 5324 wrote to memory of 5748	5324	DAS09876567800.exe	90
PID 5748 wrote to memory of 5496	5748	nonagglutinant.exe	91
PID 5748 wrote to memory of 5496	5748	nonagglutinant.exe	91
PID 5748 wrote to memory of 5496	5748	nonagglutinant.exe	91
PID 5748 wrote to memory of 5496	5748	nonagglutinant.exe	91

C:\Users\Admin\AppData\Local\Temp\DAS09876567800.exe
"C:\Users\Admin\AppData\Local\Temp\DAS09876567800.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5324
- C:\Users\Admin\AppData\Local\unjuridically\nonagglutinant.exe
  "C:\Users\Admin\AppData\Local\Temp\DAS09876567800.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:5748
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\DAS09876567800.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:5496

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

C:\Users\Admin\AppData\Local\Temp\teer

Filesize
448KB

MD5
eae137bf1a61a7bed8630807cb1082bb

SHA1
1550b6a016aac39ff753cede7894d04a069e8aa0

SHA256
ebddc6c5abc2987592ef5b90c792d5574e44fe1cb428b7c5e03acd1778e0b6de

SHA512
071eda3aed85f6c2b0e38b144c5758bd6c70e25f368b1a026ddb9da7ae37a8271448299403835301aef5212a02dc5659081db4c22df461a5da58f34a39b047ac

Download Submit
C:\Users\Admin\AppData\Local\unjuridically\nonagglutinant.exe

Filesize
1.3MB

MD5
0dbeba5dd7585ab072cc0f15a95fd4ac

SHA1
ab1f07574200224ee5ce206d923d6591b8456ff2

SHA256
27b3117f8576dffaf9d057dd4bb67e1a521795518be5796c93a876d2e61d3af7

SHA512
058327c3571bfbf811a37a5b48a55d4ee6b0e39f4c849ce52c5024da3e9833bbfd9c098fcba72ffa852d96df4f06c906acb0bc87f85672046b3033510e398611

Download Submit
memory/5324-6-0x0000000001890000-0x0000000001C90000-memory.dmp

Filesize
4.0MB

Download
memory/5496-20-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/5496-22-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/5496-35-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/5748-18-0x0000000000F00000-0x0000000001300000-memory.dmp

Filesize
4.0MB

Download