836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410

Analysis

max time kernel
63s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2023, 11:41

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General

Target

836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe
Size

277KB
MD5

79277afe15bd650673241a0748ba1f55
SHA1

a3c518be64df03a781f28cd096c04cefa97cae1e
SHA256

836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410
SHA512

dc63ef5f58fddff22427f8efaa14655eea5500007b2c09ca8d072f475f23a2a8b6713b245ccde9b1469f3a604ed6aa4db1f9d8703538b2d54c03b8130597f340
SSDEEP

6144:eXzKdNY49u8rV8E40Ffx1oiSKOD01net5D8:la4AS4m4DD01h

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe

Executes dropped EXE 2 IoCs

pid	Process
808	ITS SB App Switch.exe
5016	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/4572-132-0x0000000000710000-0x00000000007B0000-memory.dmp	upx
behavioral1/memory/4572-138-0x0000000000710000-0x00000000007B0000-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
4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe
4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe
4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe
4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 808	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	79
PID 4572 wrote to memory of 808	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	79
PID 4572 wrote to memory of 808	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	79
PID 4572 wrote to memory of 5016	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	80
PID 4572 wrote to memory of 5016	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	80
PID 4572 wrote to memory of 5016	4572	836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe	80

C:\Users\Admin\AppData\Local\Temp\836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe
"C:\Users\Admin\AppData\Local\Temp\836516fcc1206367a4ec986450bb09b8a712649de56284ef07d39853a9923410.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4572
- 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:808
- 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:5016

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/4572-132-0x0000000000710000-0x00000000007B0000-memory.dmp

Filesize
640KB

Download
memory/4572-138-0x0000000000710000-0x00000000007B0000-memory.dmp

Filesize
640KB

Download