39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 07:32

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General

Target

39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe
Size

266KB
MD5

ffbd3206117fbffaf122fe5da0861852
SHA1

2cf1572e8a50c7248effdafaae7fc7b4075688ac
SHA256

39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e
SHA512

4751bc7f4b8e07459280fc00b4f125542e0316d038e9cfbd91bd07eed0c62a7a8590c184b5ddc93be8412a9c3ae94cc884cc411b0a371044277ada640cfad01c
SSDEEP

6144:oXzKdNY49u8rVHRGysHHN4oqXGo01net:Xa4A0dsHt4jP01

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-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe

Executes dropped EXE 2 IoCs

pid	Process
1948	ITS SB App Switch.exe
4272	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5068-0-0x0000000000EA0000-0x0000000000F40000-memory.dmp	upx
behavioral2/memory/5068-10-0x0000000000EA0000-0x0000000000F40000-memory.dmp	upx
behavioral2/memory/5068-12-0x0000000000EA0000-0x0000000000F40000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe
5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe
5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe
5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 1948	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	88
PID 5068 wrote to memory of 1948	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	88
PID 5068 wrote to memory of 1948	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	88
PID 5068 wrote to memory of 4272	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	89
PID 5068 wrote to memory of 4272	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	89
PID 5068 wrote to memory of 4272	5068	39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe	89

C:\Users\Admin\AppData\Local\Temp\39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe
"C:\Users\Admin\AppData\Local\Temp\39599ac3bac51e40fc650b69596b986281fa80661a8d89f9c7c9d0a60e141c9e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5068
- 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:1948
- 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:4272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
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/5068-0-0x0000000000EA0000-0x0000000000F40000-memory.dmp

Filesize
640KB

Download
memory/5068-10-0x0000000000EA0000-0x0000000000F40000-memory.dmp

Filesize
640KB

Download
memory/5068-12-0x0000000000EA0000-0x0000000000F40000-memory.dmp

Filesize
640KB

Download