3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02/06/2024, 23:47

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General

Target
3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe
Size 266KB
Sample240602-3s2fpscg36
SHA256 3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc
MD5 b3dfd0a291e31d483ca1011eac38414b
SHA1 a262f14460b2263fb07f25b8d49f9affd93ec3ad
SHA512 6ad58347f707a50603dba102635d3723c5fde8e0024ce630b97af126f1a647aef71e8740fc172639b01a8e08fb9effbb2488a1b00892bb2490dd5daa1e5cab51
SSDEEP 6144:HXzKdNY49u8rVP8vWtsMlr5xuRrUY01net:Ya4AoYwlNxA01
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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe

Executes dropped EXE 2 IoCs

pid	Process
536	ITS SB App Switch.exe
1248	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/756-0-0x0000000000B90000-0x0000000000C30000-memory.dmp	upx
behavioral1/memory/756-14-0x0000000000B90000-0x0000000000C30000-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
756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe
756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe
756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe
756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 536	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	82
PID 756 wrote to memory of 536	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	82
PID 756 wrote to memory of 536	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	82
PID 756 wrote to memory of 1248	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	83
PID 756 wrote to memory of 1248	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	83
PID 756 wrote to memory of 1248	756	3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe	83

C:\Users\Admin\AppData\Local\Temp\3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe
"C:\Users\Admin\AppData\Local\Temp\3bbdd3baa544fbc0b956af8721ac025485f5637a0ff5d9782adc14e21b8b4efc.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:756
- 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:536
- 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:1248

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/756-0-0x0000000000B90000-0x0000000000C30000-memory.dmp

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memory/756-14-0x0000000000B90000-0x0000000000C30000-memory.dmp

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