darkcloud | d4dacbc0546a45d26b7b9d58836b7905a919155b4063825988500e70c739d1f3

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
19-07-2023 00:28

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General

Target

SecuriteInfo.com.Zum.Androm.1.24234.31952.exe
Size

452KB
MD5

29e2c66bc44a433d6da95086cae40800
SHA1

e41e56533dad36409b8f9d30e2bae8c22bba11c4
SHA256

d4dacbc0546a45d26b7b9d58836b7905a919155b4063825988500e70c739d1f3
SHA512

ec5a3913fd95f20d04b72d2eac55f71d0d54d63a21ccaece8768790833c48bdb78fd0120271c3fb59e0b335e50863dabb37d33cfd416b24a64def69238816685
SSDEEP

12288:PYSahmsDnOhqRKHrJUovhWmtQNdVPfUgB1X3oNtHZyLHr:PYSahFDnOkRKLJUK6d9UgGALL

Score

10^/10

darkcloud persistence 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

Loads dropped DLL 1 IoCs

pid	Process
3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lueajfoxt = "C:\\Users\\Admin\\AppData\\Roaming\\oktpyienws\\cwgp.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\SecuriteInfo.com.Zum.Androm.1.24234.31952.ex"	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3808 set thread context of 1152	3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe	85

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1152	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1152	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3808 wrote to memory of 1152	3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe	85
PID 3808 wrote to memory of 1152	3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe	85
PID 3808 wrote to memory of 1152	3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe	85
PID 3808 wrote to memory of 1152	3808	SecuriteInfo.com.Zum.Androm.1.24234.31952.exe	85

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Zum.Androm.1.24234.31952.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Zum.Androm.1.24234.31952.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3808
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Zum.Androm.1.24234.31952.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Zum.Androm.1.24234.31952.exe"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:1152

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsa932A.tmp\voojhtxofh.dll

Filesize
53KB

MD5
6a6c24b2e138a86e07ece17dd5aa1ba2

SHA1
707e1d8d57b97891969e927765abf981af96089c

SHA256
45549f7b795c8a725bb375501fb1fdd6582309c7f9a4d8778f93942615e0fc5e

SHA512
404dd58df830d9db584edfcb5e27b8452ca06b6ac432f05015d5f9c40688dfa214e1f76c968ae91b40aa3a1500a811d34d81c04bfc220e84b33f78573cf094db

Download Submit
memory/1152-152-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-161-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-151-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-160-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-147-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-148-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-149-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-150-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-143-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-141-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-154-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-153-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-155-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-156-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-157-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-158-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1152-159-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/3808-144-0x00000000750E0000-0x00000000750F2000-memory.dmp

Filesize
72KB

Download
memory/3808-139-0x00000000750E0000-0x00000000750F2000-memory.dmp

Filesize
72KB

Download