3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049

Analysis

max time kernel
91s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 02:09

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General

Target

3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe
Size

277KB
MD5

1878d1d0f702247a29cd55e0199f335a
SHA1

9b4ce1f5c6ce9eb48df740b19bc137e668f28773
SHA256

3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049
SHA512

6002eefae0f9de8c7afa33a9b982125ddfaf62eeb9f67fa93579a63ad00360ff345a8bec65aaed13d05b6dab17476dcb3d6710b46690737cf61c1d5ae05d6ad3
SSDEEP

6144:SXzKdNY49u8rV+EKhV7k1QXzF5O601net/C:ha4Al/7lXi601x

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe

Executes dropped EXE 2 IoCs

pid	Process
4372	ITS SB App Switch.exe
3812	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/1056-132-0x00000000001B0000-0x0000000000250000-memory.dmp	upx
behavioral1/memory/1056-138-0x00000000001B0000-0x0000000000250000-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
1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe
1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe
1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe
1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 4372	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	77
PID 1056 wrote to memory of 4372	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	77
PID 1056 wrote to memory of 4372	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	77
PID 1056 wrote to memory of 3812	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	78
PID 1056 wrote to memory of 3812	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	78
PID 1056 wrote to memory of 3812	1056	3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe	78

C:\Users\Admin\AppData\Local\Temp\3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe
"C:\Users\Admin\AppData\Local\Temp\3edfdccd999e79c55ef792ea39ea2945cd7f3a44b1740690f141669a1d9b4049.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1056
- 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:4372
- 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:3812

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/1056-132-0x00000000001B0000-0x0000000000250000-memory.dmp

Filesize
640KB

Download
memory/1056-138-0x00000000001B0000-0x0000000000250000-memory.dmp

Filesize
640KB

Download