a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25

Analysis

max time kernel
84s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-04-2023 05:50

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General

Target

a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe
Size

277KB
MD5

cf2fabdde017faba6802a0ea4891933f
SHA1

6c14cffb39f6b2112a072f66905b2e10574e8697
SHA256

a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25
SHA512

0b0337b5bec01ffd45c2091a93ec2ee217db76ad9c5e1035a78e20c0c8b8b726467bbc7b2cbda915d661cc36ac0862cc96dbaee725ef7d0309c93825d29431a5
SSDEEP

6144:eXzKdNY49u8rVCjzhV7k1QXzF5Ouv01netq:la4A7/7lXi001V

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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe

Executes dropped EXE 2 IoCs

pid	Process
3112	ITS SB App Switch.exe
3484	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/4464-136-0x0000000000820000-0x00000000008C0000-memory.dmp	upx
behavioral1/memory/4464-150-0x0000000000820000-0x00000000008C0000-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
4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe
4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe
4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe
4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 3112	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	83
PID 4464 wrote to memory of 3112	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	83
PID 4464 wrote to memory of 3112	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	83
PID 4464 wrote to memory of 3484	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	84
PID 4464 wrote to memory of 3484	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	84
PID 4464 wrote to memory of 3484	4464	a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe	84

C:\Users\Admin\AppData\Local\Temp\a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe
"C:\Users\Admin\AppData\Local\Temp\a70b2dbd75ea183ab69618d41bf9cd37cdf975d4fb6c1e65a6052325fa159b25.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4464
- 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:3112
- 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:3484

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/4464-136-0x0000000000820000-0x00000000008C0000-memory.dmp

Filesize
640KB

Download
memory/4464-150-0x0000000000820000-0x00000000008C0000-memory.dmp

Filesize
640KB

Download