4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00

Analysis

max time kernel
56s
max time network
146s
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, 22:37

Target

4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe
Size

277KB
MD5

bbba8f59bec680d1518b6460f5333f4e
SHA1

69ec7f44283dfa578982f3eb33009b8e0657c9a2
SHA256

4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00
SHA512

54c67f7cf68caf7f707a2fc6e594b1e3b550c216a972f3a20fb6fc9bc0960f8f9b4e3d7f7c61ff27e8ddc9350ffd8324fd0c642e6b229fc32841958acd6520cf
SSDEEP

3072:8NXEGZJWhfNFC4S60+XoLczrVmX7G1tSW/4aAoD1gad/gBh/SG61H01ne4PK0x+z:qXzKdNY49u8rVIGuwxYBh/+01netj

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
4128	ITS SB App Switch.exe
4108	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/352-117-0x0000000000E30000-0x0000000000ED0000-memory.dmp	upx
behavioral1/memory/352-125-0x0000000000E30000-0x0000000000ED0000-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
352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe
352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe
352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe
352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 352 wrote to memory of 4128	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	66
PID 352 wrote to memory of 4128	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	66
PID 352 wrote to memory of 4128	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	66
PID 352 wrote to memory of 4108	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	67
PID 352 wrote to memory of 4108	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	67
PID 352 wrote to memory of 4108	352	4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe	67

C:\Users\Admin\AppData\Local\Temp\4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe
"C:\Users\Admin\AppData\Local\Temp\4a973da95f1ebe09a5eff7363d0ef2f470cd1995976039a265e4f6ba4fc57c00.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:352
- 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
- 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:4108

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/352-117-0x0000000000E30000-0x0000000000ED0000-memory.dmp

Filesize
640KB

Download
memory/352-125-0x0000000000E30000-0x0000000000ED0000-memory.dmp

Filesize
640KB

Download