b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2023 12:47

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General

Target

b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe
Size

266KB
MD5

4bd4d9381ae4883ac2d4077d5bbac448
SHA1

b009182837a713eb054a618664760ede4d19e60c
SHA256

b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7
SHA512

48ba1003fd99ab975a5a360833dc08684e822126330e827446c3b423466b0dc3a9a82b42dd9df30eee9a62e29d0e842007f07a73991d95f56b04b62705b6157e
SSDEEP

6144:mXzKdNY49u8rVxSYkx2/wlMY2qzk01net:9a4AASYGzbk01

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-1-5-21-3811856890-180006922-3689258494-1000\Control Panel\International\Geo\Nation	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe

Executes dropped EXE 2 IoCs

pid	Process
4940	ITS SB App Switch.exe
676	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/3940-0-0x0000000000260000-0x0000000000300000-memory.dmp	upx
behavioral1/memory/3940-14-0x0000000000260000-0x0000000000300000-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
3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe
3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe
3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe
3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4940	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	90
PID 3940 wrote to memory of 4940	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	90
PID 3940 wrote to memory of 4940	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	90
PID 3940 wrote to memory of 676	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	91
PID 3940 wrote to memory of 676	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	91
PID 3940 wrote to memory of 676	3940	b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe	91

C:\Users\Admin\AppData\Local\Temp\b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe
"C:\Users\Admin\AppData\Local\Temp\b367a51711c55f95b00f3f4c6b6a93e8e323b50d2c393d9342126c59bd050cf7.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3940
- 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:4940
- 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:676

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/3940-0-0x0000000000260000-0x0000000000300000-memory.dmp

Filesize
640KB

Download
memory/3940-14-0x0000000000260000-0x0000000000300000-memory.dmp

Filesize
640KB

Download