c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 14:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe
Size

277KB
MD5

6792237ba966f4591ca536c854b9ddd6
SHA1

53fdb47655ece252c9c03a2971ce131bd6f34053
SHA256

c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706
SHA512

72edbfd17867c5eb6d13ba1e61d5f38ce3a688c7eff566d18fbc58b25e1edb627ed77a8351597d0a7ce834a6ca5dca5efed5bd5e7b6b543682d7fadd559e106e
SSDEEP

6144:fXzKdNY49u8rV+6ASxvfdqbCe1KZf01netZ:ga4AfSxvAbCV01m

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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe

Executes dropped EXE 2 IoCs

pid	Process
4404	ITS SB App Switch.exe
4336	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3304-132-0x0000000000C90000-0x0000000000D30000-memory.dmp	upx
behavioral1/memory/3304-137-0x0000000000C90000-0x0000000000D30000-memory.dmp	upx
behavioral1/memory/3304-138-0x0000000000C90000-0x0000000000D30000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe
3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe
3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe
3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 4404	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	82
PID 3304 wrote to memory of 4404	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	82
PID 3304 wrote to memory of 4404	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	82
PID 3304 wrote to memory of 4336	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	83
PID 3304 wrote to memory of 4336	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	83
PID 3304 wrote to memory of 4336	3304	c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe	83

C:\Users\Admin\AppData\Local\Temp\c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe
"C:\Users\Admin\AppData\Local\Temp\c3b40ca845f4342d863698bbd10f51807d7075370e7256fcd123a42dc6286706.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3304
- 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:4404
- 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:4336

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

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
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/3304-132-0x0000000000C90000-0x0000000000D30000-memory.dmp

Filesize
640KB

Download
memory/3304-137-0x0000000000C90000-0x0000000000D30000-memory.dmp

Filesize
640KB

Download
memory/3304-138-0x0000000000C90000-0x0000000000D30000-memory.dmp

Filesize
640KB

Download