aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2023 20:32

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General

Target

aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe
Size

277KB
MD5

d2d39b61f6f130dd54ab45e302079d79
SHA1

579d5cab19d8bf6b220d06167527c68b5106ddb2
SHA256

aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41
SHA512

f56ecc5254569cb22a8e192c2ed83e0b1c0272168fb58bc4fe8a6d94ba9713aab9f2d463a678bffad20326143a83ad17eb3a09938db424b48a9ba6b9cab72812
SSDEEP

6144:dXzKdNY49u8rV/vugypDIAygDnZ01net8:+a4AmmDM201D

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/388-133-0x00000000004F0000-0x0000000000590000-memory.dmp	upx
behavioral1/memory/388-147-0x00000000004F0000-0x0000000000590000-memory.dmp	upx

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-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe

Executes dropped EXE 2 IoCs

pid	Process
5116	ITS SB App Switch.exe
4576	ITS SB App Switch.exe

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
388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe
388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe
388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe
388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 5116	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	84
PID 388 wrote to memory of 5116	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	84
PID 388 wrote to memory of 5116	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	84
PID 388 wrote to memory of 4576	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	85
PID 388 wrote to memory of 4576	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	85
PID 388 wrote to memory of 4576	388	aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe	85

C:\Users\Admin\AppData\Local\Temp\aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe
"C:\Users\Admin\AppData\Local\Temp\aa2f2d28173ad3f968fb7431376c81266547366e1e1320a88c430fc267671c41.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:388
- 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:5116
- 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:4576

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/388-133-0x00000000004F0000-0x0000000000590000-memory.dmp

Filesize
640KB

Download
memory/388-147-0x00000000004F0000-0x0000000000590000-memory.dmp

Filesize
640KB

Download