872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3

Analysis

max time kernel
49s
max time network
60s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
11/04/2023, 23:24

Target

872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe
Size

277KB
MD5

9180b6cd9c183608c504e329ed34a4dd
SHA1

f62e58ed60c7523c674ef929dca0d536eb0b4a20
SHA256

872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3
SHA512

9505264e13bf84021218c5037dd06347ea2b683f271afbc41582dafff67a1a1ee0e58ee41c759884306f0dc873dc233ff25214af14535a94c46c3491b2affa60
SSDEEP

3072:pNXEGZJWhfNFC4S60+XoLczrVmX0nywJoxZmHufZNL+C5LYZNO5McAx9L63EH01f:HXzKdNY49u8rVVJm4uMi5McwcQ01netE

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
2724	ITS SB App Switch.exe
3940	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/3588-119-0x0000000000A20000-0x0000000000AC0000-memory.dmp	upx
behavioral1/memory/3588-127-0x0000000000A20000-0x0000000000AC0000-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
3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe
3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe
3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe
3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 2724	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	66
PID 3588 wrote to memory of 2724	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	66
PID 3588 wrote to memory of 2724	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	66
PID 3588 wrote to memory of 3940	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	67
PID 3588 wrote to memory of 3940	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	67
PID 3588 wrote to memory of 3940	3588	872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe	67

C:\Users\Admin\AppData\Local\Temp\872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe
"C:\Users\Admin\AppData\Local\Temp\872dda4fb9d8fff374d23f0c495b7e2169b93b013521abfeabd94015cbca0ca3.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3588
- 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:2724
- 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:3940

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/3588-119-0x0000000000A20000-0x0000000000AC0000-memory.dmp

Filesize
640KB

Download
memory/3588-127-0x0000000000A20000-0x0000000000AC0000-memory.dmp

Filesize
640KB

Download