94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8

Analysis

max time kernel
60s
max time network
142s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
18/04/2023, 07:15

Target

94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe
Size

277KB
MD5

2a4300c84cdc4803dd74c1158d0af36c
SHA1

b7efedb77b8b0bc877a378bddc02169f8e320c1d
SHA256

94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8
SHA512

3f37471e123306fa60d6e0aa7f015b158e89180c803159f70876e3e5f5e182e9deec198ac052b291c94a5bc6a1a8a973ac30e8ea75294825cae9a53e652fcf58
SSDEEP

3072:3NXEGZJWhfNFC4S60+XoLczrVmXzNggpOQW/4aAoD1gad/gBh/SUuGH01ne4PKse:dXzKdNY49u8rVgg4wxYBh/juC01netn

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
2056	ITS SB App Switch.exe
3868	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral1/memory/4244-120-0x0000000000F40000-0x0000000000FE0000-memory.dmp	upx
behavioral1/memory/4244-127-0x0000000000F40000-0x0000000000FE0000-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
4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe
4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe
4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe
4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4244 wrote to memory of 2056	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	66
PID 4244 wrote to memory of 2056	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	66
PID 4244 wrote to memory of 2056	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	66
PID 4244 wrote to memory of 3868	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	67
PID 4244 wrote to memory of 3868	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	67
PID 4244 wrote to memory of 3868	4244	94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe	67

C:\Users\Admin\AppData\Local\Temp\94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe
"C:\Users\Admin\AppData\Local\Temp\94c40184bf105ac2a98107e4b77d405b6c8601bce58098fdbfb99654b4b8a1d8.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4244
- 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:2056
- 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:3868

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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/4244-120-0x0000000000F40000-0x0000000000FE0000-memory.dmp

Filesize
640KB

Download
memory/4244-127-0x0000000000F40000-0x0000000000FE0000-memory.dmp

Filesize
640KB

Download