04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158

Analysis

max time kernel
142s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
14-02-2023 12:12

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General

Target

04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe
Size

277KB
MD5

a52b1e538510f8e7e75e11e77d529472
SHA1

675680c094342ea2b64483ebc3dcc02bd56ee482
SHA256

04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158
SHA512

87346d8ea04f6812f1e610193c9b9742762b3068d7d5f804099d5ddb64dce61fdb6c5b0fdd560bdf84e02655786154cffae4dad01a5c995387ca0a5cb18f5ef4
SSDEEP

6144:nXzKdNY49u8rVR1tZKXpkKInEafh401netf:4a4AAstQh4010

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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe

Executes dropped EXE 2 IoCs

pid	Process
2652	ITS SB App Switch.exe
2424	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/432-132-0x0000000000380000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/432-137-0x0000000000380000-0x0000000000420000-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
432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe
432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe
432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe
432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 432 wrote to memory of 2652	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	80
PID 432 wrote to memory of 2652	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	80
PID 432 wrote to memory of 2652	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	80
PID 432 wrote to memory of 2424	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	81
PID 432 wrote to memory of 2424	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	81
PID 432 wrote to memory of 2424	432	04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe	81

C:\Users\Admin\AppData\Local\Temp\04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe
"C:\Users\Admin\AppData\Local\Temp\04928dfe08ab6a5b73f81edc89957f004a07eea42b1d1e6bde48d581eb945158.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:432
- 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:2652
- 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:2424

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
memory/432-132-0x0000000000380000-0x0000000000420000-memory.dmp

Filesize
640KB

Download
memory/432-137-0x0000000000380000-0x0000000000420000-memory.dmp

Filesize
640KB

Download
memory/2424-135-0x0000000000000000-mapping.dmp

Download
memory/2652-133-0x0000000000000000-mapping.dmp

Download