c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb

Analysis

max time kernel
92s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06-04-2024 08:42

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General

Target

c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe
Size

266KB
MD5

7afef9fa015bae890e7806b8a2c1167e
SHA1

5bcdcd65febc8b3e42479111544ae0d835b90018
SHA256

c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb
SHA512

f1e501d5f6a2889bd6749a4b15d76b7b37bd659ab1701cdbe389d6c1eac5f6de7c0fed62193549168548d94f5a23a72b48e70d49507d5d2d75a025fcdd8e1307
SSDEEP

6144:NXzKdNY49u8rVNQdT2hV7k1QXzF5OH01net:ua4AjdC/7lXiH01

Score

7^/10

upx

Malware Config

Signatures

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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe

Executes dropped EXE 2 IoCs

pid	Process
872	ITS SB App Switch.exe
336	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/4820-0-0x0000000000460000-0x0000000000500000-memory.dmp	upx
behavioral1/memory/4820-14-0x0000000000460000-0x0000000000500000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe
4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe
4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe
4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 872	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	88
PID 4820 wrote to memory of 872	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	88
PID 4820 wrote to memory of 872	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	88
PID 4820 wrote to memory of 336	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	89
PID 4820 wrote to memory of 336	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	89
PID 4820 wrote to memory of 336	4820	c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe	89

C:\Users\Admin\AppData\Local\Temp\c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe
"C:\Users\Admin\AppData\Local\Temp\c8a3f4c390082630b8292d29aa6c5bc0e9c05cd0a10f91bded89a067f06692fb.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:872
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/4820-0-0x0000000000460000-0x0000000000500000-memory.dmp

Filesize
640KB

Download
memory/4820-14-0x0000000000460000-0x0000000000500000-memory.dmp

Filesize
640KB

Download