arkei | 0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b

General

Target
0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
Size 392KB
Sample220509-jpctdsfeep
SHA256 0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b
MD5 5fea51478a01f10a78d428751e973aba
SHA1 cb7f1e3acc3636a6f890edb8c44d0abe2674ec1c
SHA512 47ea5c07b4d9d2bd5f9045906da94961f9d7d64e55c992435bdae2d21334daed98f096892da46f2bd18637f48ecac6bc80d6531c5a1cacceb7f3a46182e103c6
MD5 SHA1 SHA512

Score

10^/10

arkei redline 04062022 default infostealer stealer

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://62.204.41.69/p8jG9WvgbE.php

Extracted

Family

redline

Botnet

04062022

C2

62.204.41.166:27688

Attributes

auth_value
48182fe753fa2aff7472da064aa2a5d9

Signatures

Arkei
Arkei is an infostealer written in C++.
stealer arkei
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 2 IoCs

resource	yara_rule
behavioral1/memory/1312-69-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1312-70-0x0000000000400000-0x0000000000424000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

pid	Process
828	Fvdfggf.exe

Loads dropped DLL 2 IoCs

pid	Process
2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2016 set thread context of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 828 set thread context of 1312	828	Fvdfggf.exe	29

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

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
828	Fvdfggf.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
828	Fvdfggf.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 828	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	27
PID 2016 wrote to memory of 828	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	27
PID 2016 wrote to memory of 828	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	27
PID 2016 wrote to memory of 828	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	27
PID 2016 wrote to memory of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 2016 wrote to memory of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 2016 wrote to memory of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 2016 wrote to memory of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 2016 wrote to memory of 620	2016	0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe	28
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29
PID 828 wrote to memory of 1312	828	Fvdfggf.exe	29

C:\Users\Admin\AppData\Local\Temp\0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
"C:\Users\Admin\AppData\Local\Temp\0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\Fvdfggf.exe
  "C:\Users\Admin\AppData\Local\Temp\Fvdfggf.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:828
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:1312
- C:\Users\Admin\AppData\Local\Temp\0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe
  "C:\Users\Admin\AppData\Local\Temp\0f63b4b4659449eee766610af817b786e9cd7622743851cf7b71430613d7521b.exe"
  2⤵
  PID:620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Fvdfggf.exe

Path C:\Users\Admin\AppData\Local\Temp\Fvdfggf.exe
Size 172KB
SHA256 de8f8f5217cc3fca88d5261c8ad2c3115750ccf4f7bf3e7904760af2014959e3
MD5 e124d6fab64aa638922bc7861998fa8c
SHA1 3420d895a8ef834eaf85c800fb83b1eca0a7816e
SHA512 b456215751eeda2f5b633cd52b5b5d820d1dc96d9ec4f4f35fa4fa1c5859dd925c949f0f6270af80a12ede9f9ac45f4a979aea7f8d4da459ed05cd1b7bdd5ed7
SSDEEP 3072:2Mr0/lQvuCKOQ+CP/p6JBIMnL16q4nWPXYnSOpssOwBIGmcJHGLi1W81:QlQvSQzrZ6pn5SOpsNeJmU
MD5 SHA1 SHA512 SSDEEP

Submit Download

Fvdfggf.exe

Path \Users\Admin\AppData\Local\Temp\Fvdfggf.exe
Size 172KB
SHA256 de8f8f5217cc3fca88d5261c8ad2c3115750ccf4f7bf3e7904760af2014959e3
MD5 e124d6fab64aa638922bc7861998fa8c
SHA1 3420d895a8ef834eaf85c800fb83b1eca0a7816e
SHA512 b456215751eeda2f5b633cd52b5b5d820d1dc96d9ec4f4f35fa4fa1c5859dd925c949f0f6270af80a12ede9f9ac45f4a979aea7f8d4da459ed05cd1b7bdd5ed7
SSDEEP 3072:2Mr0/lQvuCKOQ+CP/p6JBIMnL16q4nWPXYnSOpssOwBIGmcJHGLi1W81:QlQvSQzrZ6pn5SOpsNeJmU
MD5 SHA1 SHA512 SSDEEP

Submit Download

Fvdfggf.exe

Path \Users\Admin\AppData\Local\Temp\Fvdfggf.exe
Size 172KB
SHA256 de8f8f5217cc3fca88d5261c8ad2c3115750ccf4f7bf3e7904760af2014959e3
MD5 e124d6fab64aa638922bc7861998fa8c
SHA1 3420d895a8ef834eaf85c800fb83b1eca0a7816e
SHA512 b456215751eeda2f5b633cd52b5b5d820d1dc96d9ec4f4f35fa4fa1c5859dd925c949f0f6270af80a12ede9f9ac45f4a979aea7f8d4da459ed05cd1b7bdd5ed7
SSDEEP 3072:2Mr0/lQvuCKOQ+CP/p6JBIMnL16q4nWPXYnSOpssOwBIGmcJHGLi1W81:QlQvSQzrZ6pn5SOpsNeJmU
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/620-66-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1312-69-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1312-70-0x0000000000400000-0x0000000000424000-memory.dmp

Download

memory/2016-56-0x0000000075191000-0x0000000075193000-memory.dmp

Download

memory/2016-65-0x00000000003E0000-0x00000000003E7000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads