5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54

Analysis

max time kernel
140s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 22:18

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General

Target

5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe
Size

266KB
MD5

1ceeb6dfa303ca2cc6766a86dc51417d
SHA1

8e9e0150fc790b354fb40d1088e1b73a5c9819df
SHA256

5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54
SHA512

863f0564617a23cd582fb45a45cb9d298743ee6e6b19431fd1bdb2b922d2f1fffb3c7cfbda4ea54a0c7ead2c7fb707e903eb255af94da77b7b2e6da39936853f
SSDEEP

6144:YXzKdNY49u8rVSb40Ffx1oipKGN01net:Ha4ANb4mfrN01

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-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe

Executes dropped EXE 2 IoCs

pid	Process
4876	ITS SB App Switch.exe
4848	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4276-0-0x0000000000CC0000-0x0000000000D60000-memory.dmp	upx
behavioral2/memory/4276-14-0x0000000000CC0000-0x0000000000D60000-memory.dmp	upx
behavioral2/memory/4276-15-0x0000000000CC0000-0x0000000000D60000-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
4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe
4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe
4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe
4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4276 wrote to memory of 4876	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	88
PID 4276 wrote to memory of 4876	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	88
PID 4276 wrote to memory of 4876	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	88
PID 4276 wrote to memory of 4848	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	89
PID 4276 wrote to memory of 4848	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	89
PID 4276 wrote to memory of 4848	4276	5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe	89

C:\Users\Admin\AppData\Local\Temp\5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe
"C:\Users\Admin\AppData\Local\Temp\5b04b851f788659ff3a942a4aa9f4baa5fd13438fb4fcbb72b6d3a597a9b3b54.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4276
- 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:4876
- 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:4848

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

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/4276-0-0x0000000000CC0000-0x0000000000D60000-memory.dmp

Filesize
640KB

Download
memory/4276-14-0x0000000000CC0000-0x0000000000D60000-memory.dmp

Filesize
640KB

Download
memory/4276-15-0x0000000000CC0000-0x0000000000D60000-memory.dmp

Filesize
640KB

Download