e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7

Analysis

max time kernel
77s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23/03/2023, 01:20

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General

Target

e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe
Size

277KB
MD5

055d0d0854ae32e7097781f9dccc246a
SHA1

4b8c17c29d162ace6893e158d9b2b9a97ecf5186
SHA256

e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7
SHA512

a872f7563ec19ed6b34834700b1cbaf0a5cf2e558db2ea8125949f4abd0b7c0287ffdf1a06c8386edc861161aeb9d127f9c46b7097367a09ec3734bfb44c933e
SSDEEP

6144:KXzKdNY49u8rVi2pugmv+3gkCK2xyv01nets:Ja4A6nI0Pv01/

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe

Executes dropped EXE 2 IoCs

pid	Process
3212	ITS SB App Switch.exe
2532	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/740-134-0x0000000000070000-0x0000000000110000-memory.dmp	upx
behavioral1/memory/740-147-0x0000000000070000-0x0000000000110000-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
740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe
740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe
740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe
740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 3212	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	84
PID 740 wrote to memory of 3212	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	84
PID 740 wrote to memory of 3212	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	84
PID 740 wrote to memory of 2532	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	85
PID 740 wrote to memory of 2532	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	85
PID 740 wrote to memory of 2532	740	e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe	85

C:\Users\Admin\AppData\Local\Temp\e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe
"C:\Users\Admin\AppData\Local\Temp\e8b07e4f1472347574fe3a96e7786ea2b60b48e4fb625d7991b6c96f5f4221a7.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:740
- 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:3212
- 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:2532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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/740-134-0x0000000000070000-0x0000000000110000-memory.dmp

Filesize
640KB

Download
memory/740-147-0x0000000000070000-0x0000000000110000-memory.dmp

Filesize
640KB

Download