8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330

Analysis

max time kernel
78s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2023, 05:35

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General

Target

8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe
Size

277KB
MD5

ea5bb75e5fb80390384ab8c6da208613
SHA1

c7a6f136b9da5b876353738e45ca3184f4735e37
SHA256

8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330
SHA512

95d64dc6981fad58ddb757ea4d30f39d09d026ff3fc14004365ffd6e414dd45db9fa278bbd36368caaa2c5ea8f4e0dc82ff514da661087a73f70dc704edd06be
SSDEEP

6144:vXzKdNY49u8rVzR5YQ40Ffx1oiZ01nets:wa4A8zYQ4mb01j

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	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe

Executes dropped EXE 2 IoCs

pid	Process
1756	ITS SB App Switch.exe
2180	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/1308-133-0x00000000007D0000-0x0000000000870000-memory.dmp	upx
behavioral1/memory/1308-147-0x00000000007D0000-0x0000000000870000-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
1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe
1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe
1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe
1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 1756	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	84
PID 1308 wrote to memory of 1756	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	84
PID 1308 wrote to memory of 1756	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	84
PID 1308 wrote to memory of 2180	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	85
PID 1308 wrote to memory of 2180	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	85
PID 1308 wrote to memory of 2180	1308	8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe	85

C:\Users\Admin\AppData\Local\Temp\8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe
"C:\Users\Admin\AppData\Local\Temp\8bc8310b384592297af09c44015ef29e57c2b7086614b08a83c056f0d0c4f330.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1308
- 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:1756
- 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:2180

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/1308-133-0x00000000007D0000-0x0000000000870000-memory.dmp

Filesize
640KB

Download
memory/1308-147-0x00000000007D0000-0x0000000000870000-memory.dmp

Filesize
640KB

Download