darkcloud | 039abdc271621646e3a6d347f08b7a23223c9e4772a9059d44e0a9d5d0ee01d4

Analysis

max time kernel
63s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
26-05-2023 11:41

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General

Target

purchase order.exe
Size

916KB
MD5

3f626f64cf5f7196bc812ff1814d95f6
SHA1

c7dcf05df40dc04d4f9af38ef7a887ffde68abb5
SHA256

f6a82d751b2c63e135488686a43c60f35c2cda54a5599f450d4c123043e3c6b2
SHA512

ecf5aca2cfc774557f1170d5ba73115a3240831b2b1bf2c7c43b8dd8b2965450efd7c25ed71b0bb0a7e28931ecb5cd614c1cf5c3fc318ca2c891813983856413
SSDEEP

12288:KOCmzZBEP85QaC9JhmbdqSNhjwl+eZj17y1a3RplcyqKdxKHwhj5p5U61aNf:h9BEP83O6qSNhjwtIa2DyxKkf5UMM

Score

10^/10

darkcloud stealer

Malware Config

Extracted

Family

darkcloud

Attributes

email_from
hotel2@hotelzing.net
email_to
newgrow.tech@protonmail.com

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

purchase order.exe

description pid process target process

PID 1320 set thread context of 972 1320 purchase order.exe vbc.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

purchase order.exe

pid process

1320 purchase order.exe
1320 purchase order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

purchase order.exe

description pid process

Token: SeDebugPrivilege 1320 purchase order.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

972 vbc.exe

description	pid	process	target process
PID 1320 set thread context of 972	1320	purchase order.exe	vbc.exe

pid	process
1320	purchase order.exe
1320	purchase order.exe

description	pid	process
Token: SeDebugPrivilege	1320	purchase order.exe

pid	process
972	vbc.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

purchase order.exe

description	pid	process	target process
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe
PID 1320 wrote to memory of 972	1320	purchase order.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:972

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/972-62-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-72-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-71-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-68-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-66-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-65-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/972-63-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/972-61-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1320-57-0x0000000004540000-0x0000000004580000-memory.dmp

Filesize
256KB

Download
memory/1320-60-0x00000000052C0000-0x0000000005332000-memory.dmp

Filesize
456KB

Download
memory/1320-59-0x00000000058F0000-0x0000000005996000-memory.dmp

Filesize
664KB

Download
memory/1320-58-0x00000000004A0000-0x00000000004AA000-memory.dmp

Filesize
40KB

Download
memory/1320-54-0x0000000000CE0000-0x0000000000DCC000-memory.dmp

Filesize
944KB

Download
memory/1320-56-0x0000000000340000-0x0000000000350000-memory.dmp

Filesize
64KB

Download
memory/1320-55-0x0000000004540000-0x0000000004580000-memory.dmp

Filesize
256KB

Download