3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab

Analysis

max time kernel
91s
max time network
140s
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, 11:46

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General

Target

3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe
Size

277KB
MD5

3123b6eca12a0f5cd7c9225c28db2c06
SHA1

8e53155be78fb57750fcab7f0094b44a25712e5f
SHA256

3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab
SHA512

2d92307411b25d77c7cdaca0ce5173d17f867e91db461ba5f72324f35e2cd20bf0b30d4119ad1a73ad2c76b1fd91708fe1aa53a4b2436572a6a50d41f5ae5a06
SSDEEP

6144:dXzKdNY49u8rVer9GzJTeB6IxACs2Rj01net+:+a4Anr9GzU0IpLF01x

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	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe

Executes dropped EXE 2 IoCs

pid	Process
4380	ITS SB App Switch.exe
4360	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/2420-132-0x0000000000090000-0x0000000000130000-memory.dmp	upx
behavioral1/memory/2420-138-0x0000000000090000-0x0000000000130000-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
2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe
2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe
2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe
2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 4380	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	81
PID 2420 wrote to memory of 4380	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	81
PID 2420 wrote to memory of 4380	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	81
PID 2420 wrote to memory of 4360	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	82
PID 2420 wrote to memory of 4360	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	82
PID 2420 wrote to memory of 4360	2420	3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe	82

C:\Users\Admin\AppData\Local\Temp\3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe
"C:\Users\Admin\AppData\Local\Temp\3bed78b04a1208ce6c9e474038f1b0c8318503d7dbf5485ba114354e937eb6ab.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2420
- 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:4380
- 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:4360

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
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/2420-132-0x0000000000090000-0x0000000000130000-memory.dmp

Filesize
640KB

Download
memory/2420-138-0x0000000000090000-0x0000000000130000-memory.dmp

Filesize
640KB

Download