50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377

Analysis

max time kernel
78s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2023, 04:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe
Size

277KB
MD5

a6ec619dfe702c51b3b123d952e55297
SHA1

d39d35c3d57b520627103fda6879d8110a8b7768
SHA256

50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377
SHA512

d22eec8872855d542bc41b073fbc452a302b914f9d2846aba1fafa91419d1abf7be7cfdedfed900469d0a0f943896d766e92ef97a4b3bd2c2236764df4fb5c38
SSDEEP

6144:iXzKdNY49u8rVzuwfT/TRPkTMekKu01netN:xa4Ai/tPCNkb01C

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe

Executes dropped EXE 2 IoCs

pid	Process
2712	ITS SB App Switch.exe
3208	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/4444-134-0x0000000000750000-0x00000000007F0000-memory.dmp	upx
behavioral1/memory/4444-147-0x0000000000750000-0x00000000007F0000-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
4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe
4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe
4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe
4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 2712	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	86
PID 4444 wrote to memory of 2712	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	86
PID 4444 wrote to memory of 2712	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	86
PID 4444 wrote to memory of 3208	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	87
PID 4444 wrote to memory of 3208	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	87
PID 4444 wrote to memory of 3208	4444	50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe	87

C:\Users\Admin\AppData\Local\Temp\50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe
"C:\Users\Admin\AppData\Local\Temp\50b8aac6eb8262e5dd70f2c4a1d23c85625f2cda3717708b0bee3be8943b0377.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4444
- 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:2712
- 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:3208

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
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/4444-134-0x0000000000750000-0x00000000007F0000-memory.dmp

Filesize
640KB

Download
memory/4444-147-0x0000000000750000-0x00000000007F0000-memory.dmp

Filesize
640KB

Download