e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2023, 00:04

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General

Target

e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe
Size

277KB
MD5

daa965b2811813943707d8dc81d75bfd
SHA1

c8451cca0c7d22ca8cb7c8c291f626ec7e47f882
SHA256

e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a
SHA512

1221e0788f8430d22eabfc31b054d84382b7f050fe5167056954b0ca33f34f7d850627ddfa3c6006a9ffd6c8c1ca9385260d11ef7cf81813b6a7da07b2ec59f7
SSDEEP

6144:bXzKdNY49u8rVcRxsHHN4oqXGdL01netu:ka4AJbsHt4j8L015

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe

Executes dropped EXE 2 IoCs

pid	Process
1548	ITS SB App Switch.exe
1208	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/4132-132-0x00000000007B0000-0x0000000000850000-memory.dmp	upx
behavioral1/memory/4132-137-0x00000000007B0000-0x0000000000850000-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
4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe
4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe
4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe
4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 1548	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	79
PID 4132 wrote to memory of 1548	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	79
PID 4132 wrote to memory of 1548	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	79
PID 4132 wrote to memory of 1208	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	80
PID 4132 wrote to memory of 1208	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	80
PID 4132 wrote to memory of 1208	4132	e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe	80

C:\Users\Admin\AppData\Local\Temp\e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe
"C:\Users\Admin\AppData\Local\Temp\e8fc252ec94b6c5dd482ca44e46630ee8853ca2373578b65a72875bf51d2bf2a.exe"
1⤵
- Checks computer location settings
- 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:1548
- 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:1208

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
memory/4132-132-0x00000000007B0000-0x0000000000850000-memory.dmp

Filesize
640KB

Download
memory/4132-137-0x00000000007B0000-0x0000000000850000-memory.dmp

Filesize
640KB

Download