b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda

Analysis

max time kernel
54s
max time network
147s
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, 12:27

Target

b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe
Size

277KB
MD5

b480ca59d1dfbd506684fbdc63ba318c
SHA1

d310b7bcadeca0fcd5146929431a0092cd59f053
SHA256

b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda
SHA512

8224b6345e61abc100d0cbedd617e2ef83a3125adf69a5272dec6f72c532983ba2609b12f0e399903c532cad2cafe3684c1d1db5959d91f3aff6fff731606e4b
SSDEEP

3072:TNXEGZJWhfNFC4S60+XoLczrVmXa9ggImpzWGLiw6Zau4NDBzdrmaDbI8OH01neA:5XzKdNY49u8rVbA7wzz9xq01netRo

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
2120	ITS SB App Switch.exe
4128	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/996-121-0x00000000008E0000-0x0000000000980000-memory.dmp	upx
behavioral1/memory/996-128-0x00000000008E0000-0x0000000000980000-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
996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe
996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe
996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe
996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2120	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	66
PID 996 wrote to memory of 2120	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	66
PID 996 wrote to memory of 2120	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	66
PID 996 wrote to memory of 4128	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	67
PID 996 wrote to memory of 4128	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	67
PID 996 wrote to memory of 4128	996	b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe	67

C:\Users\Admin\AppData\Local\Temp\b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe
"C:\Users\Admin\AppData\Local\Temp\b4c3cb25ed066709c9e7e74e6b3841839021abb14d1cfe4cc3486fcd3aeaedda.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:996
- 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:2120
- 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:4128

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/996-121-0x00000000008E0000-0x0000000000980000-memory.dmp

Filesize
640KB

Download
memory/996-128-0x00000000008E0000-0x0000000000980000-memory.dmp

Filesize
640KB

Download