278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937

Analysis

max time kernel
52s
max time network
73s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
02/03/2023, 02:02

Target

278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe
Size

277KB
MD5

a530e94b4b7452b566285f0a09b1b547
SHA1

a215b90e5a358f1dd64c129ebab76dfaecd31347
SHA256

278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937
SHA512

c9136db427553213fcd87926e94ecd163f1dbe01d74c8cdd7d6b710d9300bd3105f8e3b1613863379e1897837b15f1e2ff465b9919f4d7a520962ca0a9ce5fad
SSDEEP

6144:bXzKdNY49u8rVs7tfWASgv3IXNLP01net7:ka4ALtf/SgvIP01o

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
4876	ITS SB App Switch.exe
1740	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/4132-117-0x0000000000950000-0x00000000009F0000-memory.dmp	upx
behavioral1/memory/4132-124-0x0000000000950000-0x00000000009F0000-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 4132 wrote to memory of 4876	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	66
PID 4132 wrote to memory of 4876	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	66
PID 4132 wrote to memory of 4876	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	66
PID 4132 wrote to memory of 1740	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	67
PID 4132 wrote to memory of 1740	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	67
PID 4132 wrote to memory of 1740	4132	278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe	67

C:\Users\Admin\AppData\Local\Temp\278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe
"C:\Users\Admin\AppData\Local\Temp\278f83ec6309b11d68025132717b31e6d0187951185e97277243fc05e6800937.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4132
- 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:4876
- 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:1740

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/4132-117-0x0000000000950000-0x00000000009F0000-memory.dmp

Filesize
640KB

Download
memory/4132-124-0x0000000000950000-0x00000000009F0000-memory.dmp

Filesize
640KB

Download