41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08

Analysis

max time kernel
112s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2023, 12:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe
Size

277KB
MD5

a6e0fe235a1b9e82e4b423ad25505cb1
SHA1

644ab9cdb8001c22f9bc0ee812e2c99fcf44dfaa
SHA256

41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08
SHA512

5215a06a8cfc8408c8dc82f3ebc18fabff876b8e4ee58c9299b97d62de6fa6aef946e199f5f1b8e90f006f57a2fbcf5e7f5bbaf3b0b6041a074f910d949baecc
SSDEEP

6144:QXzKdNY49u8rVMV0cGvWz8mvP6rk01netP:Pa4A50cGvWX901Y

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe

Executes dropped EXE 2 IoCs

pid	Process
2304	ITS SB App Switch.exe
5044	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/1592-133-0x0000000000670000-0x0000000000710000-memory.dmp	upx
behavioral1/memory/1592-143-0x0000000000670000-0x0000000000710000-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
1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe
1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe
1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe
1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 2304	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	86
PID 1592 wrote to memory of 2304	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	86
PID 1592 wrote to memory of 2304	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	86
PID 1592 wrote to memory of 5044	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	87
PID 1592 wrote to memory of 5044	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	87
PID 1592 wrote to memory of 5044	1592	41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe	87

C:\Users\Admin\AppData\Local\Temp\41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe
"C:\Users\Admin\AppData\Local\Temp\41b26dcb1a466eb630aea156358c20b2f0d36a4675cf127582b2bd918750ce08.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1592
- 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:2304
- 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:5044

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

Loading Replay Monitor...

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
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/1592-133-0x0000000000670000-0x0000000000710000-memory.dmp

Filesize
640KB

Download
memory/1592-143-0x0000000000670000-0x0000000000710000-memory.dmp

Filesize
640KB

Download