6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce

Analysis

max time kernel
109s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
30-07-2022 22:01

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General

Target

6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe
Size

574KB
MD5

77381d5ad94b32aeb2f376cb2133331f
SHA1

4c015fa42ffd0e1f83a54eb9eb9a34ebfcbed87d
SHA256

6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce
SHA512

308cb210c340c92d756189326982dcbe6e4ae114e2127b9fc1ce67cb689cf630628eeebd68aa95dd646760d6a05845ab6df7bc156762898e7e230ef3eb2286cb

Score

9^/10

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/704-147-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/704-152-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/704-153-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4960-148-0x0000000000400000-0x000000000045A000-memory.dmp	WebBrowserPassView
behavioral2/memory/4960-151-0x0000000000400000-0x000000000045A000-memory.dmp	WebBrowserPassView
behavioral2/memory/4960-154-0x0000000000400000-0x000000000045A000-memory.dmp	WebBrowserPassView
behavioral2/memory/4960-156-0x0000000000400000-0x000000000045A000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/704-147-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4960-148-0x0000000000400000-0x000000000045A000-memory.dmp	Nirsoft
behavioral2/memory/704-152-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4960-151-0x0000000000400000-0x000000000045A000-memory.dmp	Nirsoft
behavioral2/memory/704-153-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4960-154-0x0000000000400000-0x000000000045A000-memory.dmp	Nirsoft
behavioral2/memory/4960-156-0x0000000000400000-0x000000000045A000-memory.dmp	Nirsoft

Executes dropped EXE 2 IoCs

pid	Process
4708	file.exe
908	file.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
47	checkip.dyndns.org

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4708 set thread context of 908	4708	file.exe	85
PID 908 set thread context of 704	908	file.exe	95
PID 908 set thread context of 4960	908	file.exe	96

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe
5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe
4708	file.exe
4708	file.exe
4708	file.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe
Token: SeDebugPrivilege	4708	file.exe
Token: SeDebugPrivilege	908	file.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
908	file.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 4708	5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe	84
PID 5052 wrote to memory of 4708	5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe	84
PID 5052 wrote to memory of 4708	5052	6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe	84
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 4708 wrote to memory of 908	4708	file.exe	85
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 704	908	file.exe	95
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96
PID 908 wrote to memory of 4960	908	file.exe	96

C:\Users\Admin\AppData\Local\Temp\6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe
"C:\Users\Admin\AppData\Local\Temp\6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5052
- C:\Users\Admin\AppData\Roaming\file.exe
  "C:\Users\Admin\AppData\Roaming\file.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Users\Admin\AppData\Roaming\file.exe
    "C:\Users\Admin\AppData\Roaming\file.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:908
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\Mail.txt"
      4⤵
      PID:704
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\Web.txt"
      4⤵
      PID:4960

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

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\Web.txt

Filesize
3KB

MD5
b9daf88205e7429feaceda806bd561d2

SHA1
1893c80e74cfea9914343c6e4213393804a92dd1

SHA256
efa03262d4c3f5a46ab526946b8c7450d37eff4b5f8d53b43468655eea8cc027

SHA512
649ba70698611bd66aa91e40aaa81327a60efc098c1705729f9eb316c18e9bcca6af2363b24f8ac4aea5d25f12303833aedaada6fd26f1eebb86711a4e9baaf1

Download Submit
C:\Users\Admin\AppData\Roaming\New text document.txt

Filesize
32B

MD5
3f34290baf16aedd010ab5e28626ab87

SHA1
edf324b7cda834c6762362b099f8690f90f22e3b

SHA256
20293f853f0b14967d1cc030d5e36840e09cb50907b327e3b630413108fdb116

SHA512
7b2dd857a32c84f765caaf5a4d3110dde9ae673d15482b6d9bc83e594c982f2b7b29024811afc0c181fd0b6d7721197546a303ef0abfc85b1f48178b50350560

Download Submit
C:\Users\Admin\AppData\Roaming\file.exe

Filesize
574KB

MD5
77381d5ad94b32aeb2f376cb2133331f

SHA1
4c015fa42ffd0e1f83a54eb9eb9a34ebfcbed87d

SHA256
6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce

SHA512
308cb210c340c92d756189326982dcbe6e4ae114e2127b9fc1ce67cb689cf630628eeebd68aa95dd646760d6a05845ab6df7bc156762898e7e230ef3eb2286cb

Download Submit
C:\Users\Admin\AppData\Roaming\file.exe

Filesize
574KB

MD5
77381d5ad94b32aeb2f376cb2133331f

SHA1
4c015fa42ffd0e1f83a54eb9eb9a34ebfcbed87d

SHA256
6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce

SHA512
308cb210c340c92d756189326982dcbe6e4ae114e2127b9fc1ce67cb689cf630628eeebd68aa95dd646760d6a05845ab6df7bc156762898e7e230ef3eb2286cb

Download Submit
C:\Users\Admin\AppData\Roaming\file.exe

Filesize
574KB

MD5
77381d5ad94b32aeb2f376cb2133331f

SHA1
4c015fa42ffd0e1f83a54eb9eb9a34ebfcbed87d

SHA256
6127569ded7e72a45f8a843a862e2cceb19bc01a747cb09d37e56030843696ce

SHA512
308cb210c340c92d756189326982dcbe6e4ae114e2127b9fc1ce67cb689cf630628eeebd68aa95dd646760d6a05845ab6df7bc156762898e7e230ef3eb2286cb

Download Submit
memory/704-153-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/704-152-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/704-147-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/908-143-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/908-144-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/908-140-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4708-138-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/4708-142-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/4708-137-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/4960-148-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4960-151-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4960-154-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4960-156-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/5052-131-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download
memory/5052-135-0x0000000074C50000-0x0000000075201000-memory.dmp

Filesize
5.7MB

Download