f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d

Analysis

max time kernel
146s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 06:01

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General

Target
f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
Size 266KB
Sample240417-graeyafe47
SHA256 f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d
MD5 6b7c81c2d872225dff64651b03608589
SHA1 0625c6f5d6fc783aff9c47739fbcd790b70554e1
SHA512 edc72e151bdcea675016179193e96692761629fc496802f7a0ecf16acf2d1bdd1e9e67b35525d9c95afd0d625ae4bd031b9a9b58127d489c811f763cf4ea7d39
SSDEEP 6144:uXzKdNY49u8rVr7tyzJTeB6IxACs2m01net:1a4AayzU0IpLm01
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe

Executes dropped EXE 2 IoCs

pid	Process
3384	ITS SB App Switch.exe
832	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/3728-0-0x00000000005F0000-0x0000000000690000-memory.dmp	upx
behavioral1/memory/3728-14-0x00000000005F0000-0x0000000000690000-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
3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3728 wrote to memory of 3384	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	87
PID 3728 wrote to memory of 3384	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	87
PID 3728 wrote to memory of 3384	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	87
PID 3728 wrote to memory of 832	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	88
PID 3728 wrote to memory of 832	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	88
PID 3728 wrote to memory of 832	3728	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	88

C:\Users\Admin\AppData\Local\Temp\f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
"C:\Users\Admin\AppData\Local\Temp\f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3728
- 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:3384
- 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:832

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

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

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memory/3728-0-0x00000000005F0000-0x0000000000690000-memory.dmp

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memory/3728-14-0x00000000005F0000-0x0000000000690000-memory.dmp

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