3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4

Analysis

max time kernel
78s
max time network
141s
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, 05:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe
Size

277KB
MD5

ab52df96d768469e9daa21584b93a996
SHA1

bb8c32f74ec2855be891fb9240c42b5d99876307
SHA256

3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4
SHA512

064d823b22896de7d42e797cd9b46f2e56739df0a48f0b88525d975e62b9995ed69198cb17dedb6f0cf389f094b0f781303b1f7b9b0f9ccecd4ba2f0ac54c04d
SSDEEP

6144:9XzKdNY49u8rVfJm4JmczSlUHURodJo01netI:ea4AwJm4JmczSLofo01n

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	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe

Executes dropped EXE 2 IoCs

pid	Process
4724	ITS SB App Switch.exe
3208	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/4444-134-0x00000000007D0000-0x0000000000870000-memory.dmp	upx
behavioral1/memory/4444-147-0x00000000007D0000-0x0000000000870000-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
4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe
4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe
4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe
4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 4724	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	86
PID 4444 wrote to memory of 4724	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	86
PID 4444 wrote to memory of 4724	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	86
PID 4444 wrote to memory of 3208	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	87
PID 4444 wrote to memory of 3208	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	87
PID 4444 wrote to memory of 3208	4444	3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe	87

C:\Users\Admin\AppData\Local\Temp\3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe
"C:\Users\Admin\AppData\Local\Temp\3bfc223ddab2b29b0c7ac580bef6aa3f1dc47e275bf631e2f738fc960752c0e4.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4444
- 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:4724
- 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:3208

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

Loading Replay Monitor...

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/4444-134-0x00000000007D0000-0x0000000000870000-memory.dmp

Filesize
640KB

Download
memory/4444-147-0x00000000007D0000-0x0000000000870000-memory.dmp

Filesize
640KB

Download