bd7a853e20ec918539038278bb788fea3314d1da09e7f75608d13a8cd2436362

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 17:33

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General

Target

tmpfile-main/Sobfox.exe
Size

5.2MB
MD5

a34a8c7f18a484aebc37cc67e86f8441
SHA1

c0fbef5f036d7b4bb1d9d350e24d6d99096f1ba1
SHA256

1f350ddd7b2d7cf5da7dd41b793d1d28642b7bfd4ddac2c278499b2d911bece5
SHA512

e8df773de29f73bf7b1e3915b842abcdb3f42185cfb632b60ae1f5c1fcf9cc0cad57d3f54f79f9ce6c94c9691e3f72e66efdec4f63ba5f5de908f318d2d9f9ab
SSDEEP

98304:j3GIi+v8hp0EI/mbrVVxAnPJ6hR0O+vk3nVcJGOLS:j3GIiMhubJVeQ5+k3nVYLS

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2920	RDR4.exe

Loads dropped DLL 2 IoCs

pid	Process
1588	Sobfox.exe
2256	Process not Found

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\system32	Sobfox.exe
File created	C:\Program Files\system32\__tmp_rar_sfx_access_check_259428055	Sobfox.exe
File created	C:\Program Files\system32\RDR4.exe	Sobfox.exe
File opened for modification	C:\Program Files\system32\RDR4.exe	Sobfox.exe
File created	C:\Program Files\system32\stTfuo7I.exe	Sobfox.exe
File opened for modification	C:\Program Files\system32\stTfuo7I.exe	Sobfox.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 2920	1588	Sobfox.exe	30
PID 1588 wrote to memory of 2920	1588	Sobfox.exe	30
PID 1588 wrote to memory of 2920	1588	Sobfox.exe	30

C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Sobfox.exe
"C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Sobfox.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1588
- C:\Program Files\system32\RDR4.exe
  "C:\Program Files\system32\RDR4.exe"
  2⤵
  - Executes dropped EXE
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\system32\RDR4.exe

Filesize
100KB

MD5
de431fe64329b3dde12f288898cba489

SHA1
b8f1f3d0b2cc37cc4aa041046fa9ced2bc92f6ad

SHA256
157d83991428e260d9e07c6d8679d35835d6c8c3d8ac1b5669ec10419f4e0e9f

SHA512
b7127225c5dcd2d027158cbc11eaebaef8f674ec0ff775f6eb11bc43692ad90c52af558590131543de803f0223d66dad69c776034adddaab613299afea26e95a

Download Submit
memory/2920-9-0x000000013F710000-0x000000013F73F000-memory.dmp

Filesize
188KB

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