c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973

Analysis

max time kernel
95s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2023, 19:45

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General

Target

c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe
Size

277KB
MD5

1fd88932539288fcd20e8c67efbd65c0
SHA1

d1afc22653cb9932bc30b5c8df7acf1ecac646c6
SHA256

c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973
SHA512

331a0677628f5414356202b1276900bbd4cd2c038414050f73669ae145a24ad47db971079b4b6c252e343ea1de7b68162676cdfd8b24b8820fe8792460ef3775
SSDEEP

6144:tXzKdNY49u8rVNP9mdB7Les+eFMBxID01netY:Oa4AyMBu/eF+w01D

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe

Executes dropped EXE 2 IoCs

pid	Process
2352	ITS SB App Switch.exe
1940	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/368-133-0x0000000000120000-0x00000000001C0000-memory.dmp	upx
behavioral1/memory/368-147-0x0000000000120000-0x00000000001C0000-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
368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe
368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe
368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe
368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 368 wrote to memory of 2352	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	83
PID 368 wrote to memory of 2352	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	83
PID 368 wrote to memory of 2352	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	83
PID 368 wrote to memory of 1940	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	84
PID 368 wrote to memory of 1940	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	84
PID 368 wrote to memory of 1940	368	c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe	84

C:\Users\Admin\AppData\Local\Temp\c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe
"C:\Users\Admin\AppData\Local\Temp\c327f5cb99e7e19ebc14b0027b8970d858450d9682146b7e951daeffbde9d973.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:368
- 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:2352
- 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:1940

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/368-133-0x0000000000120000-0x00000000001C0000-memory.dmp

Filesize
640KB

Download
memory/368-147-0x0000000000120000-0x00000000001C0000-memory.dmp

Filesize
640KB

Download