1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde

Analysis

max time kernel
186s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2023, 01:06

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General

Target

1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe
Size

277KB
MD5

962d44ede68379090596b87a01b9a54a
SHA1

5306f512eb4f47f8a5cc2bfb439a7c814fd9fb9f
SHA256

1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde
SHA512

3758ecf662493a661a56a3843ecc434471949a9f0ba332f9d83298959a2bcad9ad287e8cdb3e224ca382bd2cc046b0dc3ffaaddef1c61477658721f4c752f69f
SSDEEP

6144:IXzKdNY49u8rV/V0fzJTeB6IxACs2SP01net4:3a4AW0fzU0IpLSP01b

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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe

Executes dropped EXE 2 IoCs

pid	Process
2304	ITS SB App Switch.exe
616	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/1236-132-0x0000000000BA0000-0x0000000000C40000-memory.dmp	upx
behavioral1/memory/1236-137-0x0000000000BA0000-0x0000000000C40000-memory.dmp	upx
behavioral1/memory/1236-138-0x0000000000BA0000-0x0000000000C40000-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
1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe
1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe
1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe
1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 2304	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	81
PID 1236 wrote to memory of 2304	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	81
PID 1236 wrote to memory of 2304	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	81
PID 1236 wrote to memory of 616	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	82
PID 1236 wrote to memory of 616	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	82
PID 1236 wrote to memory of 616	1236	1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe	82

C:\Users\Admin\AppData\Local\Temp\1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe
"C:\Users\Admin\AppData\Local\Temp\1cb94f37a2d13425b32a1db787b0721734066801519b030aefb0556de5980fde.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1236
- 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:2304
- 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:616

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

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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
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/1236-132-0x0000000000BA0000-0x0000000000C40000-memory.dmp

Filesize
640KB

Download
memory/1236-137-0x0000000000BA0000-0x0000000000C40000-memory.dmp

Filesize
640KB

Download
memory/1236-138-0x0000000000BA0000-0x0000000000C40000-memory.dmp

Filesize
640KB

Download