b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622

Analysis

max time kernel
49s
max time network
51s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
12/04/2023, 04:54

Target

b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe
Size

277KB
MD5

e6369a1f3d07d1471942d9243db26d12
SHA1

841000da7cd4684facc062cb5f665272ac739e9f
SHA256

b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622
SHA512

0eb9e6797ca777c88c38d9f91538dc9dd66d904e2a357865d20fd8d987dfafddde7c372286669d173dc62fddd8711670a02e04d705dc5c60ef2ce65640b38fe6
SSDEEP

6144:/XzKdNY49u8rVf1tZKUASgv3IXNPS01nete:Aa4AmKSgvl01N

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
2276	ITS SB App Switch.exe
2404	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/2008-121-0x0000000000C40000-0x0000000000CE0000-memory.dmp	upx
behavioral1/memory/2008-129-0x0000000000C40000-0x0000000000CE0000-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

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2276	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	66
PID 2008 wrote to memory of 2276	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	66
PID 2008 wrote to memory of 2276	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	66
PID 2008 wrote to memory of 2404	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	67
PID 2008 wrote to memory of 2404	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	67
PID 2008 wrote to memory of 2404	2008	b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe	67

C:\Users\Admin\AppData\Local\Temp\b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe
"C:\Users\Admin\AppData\Local\Temp\b57ac0171d348724f1a987caa830d83b1a8fb9d5322a6b4b0306c84aa5552622.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2008
- 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:2276
- 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:2404

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/2008-121-0x0000000000C40000-0x0000000000CE0000-memory.dmp

Filesize
640KB

Download
memory/2008-129-0x0000000000C40000-0x0000000000CE0000-memory.dmp

Filesize
640KB

Download