a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0

Analysis

max time kernel
217s
max time network
233s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
11-02-2023 18:17

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General

Target

a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe
Size

277KB
MD5

dac8ab9b898bb54198ff5c042c45ef8c
SHA1

a1d89072fd220ec2a8c1bde345d5673c82f3700c
SHA256

a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0
SHA512

5088c015f9a8685c0f54bc5d05e12418630931e989ee1146855a26fc2542564787f6af80c5a73e6e75b7b4994c39a20dd046de963dcc8cbb0b134137678fa190
SSDEEP

3072:gNXEGZJWhfNFC4S60+XoLczrVmXt67taWiEqs0BVH0XNn2qcyFxSH01ne4PK2x4:OXzKdNY49u8rVv7tEBSXNn2qNu01nett

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	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe

Executes dropped EXE 2 IoCs

pid	Process
3872	ITS SB App Switch.exe
2856	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3972-133-0x0000000000230000-0x00000000002D0000-memory.dmp	upx
behavioral1/memory/3972-134-0x0000000000230000-0x00000000002D0000-memory.dmp	upx
behavioral1/memory/3972-139-0x0000000000230000-0x00000000002D0000-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
3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe
3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe
3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe
3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 3872	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	80
PID 3972 wrote to memory of 3872	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	80
PID 3972 wrote to memory of 3872	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	80
PID 3972 wrote to memory of 2856	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	81
PID 3972 wrote to memory of 2856	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	81
PID 3972 wrote to memory of 2856	3972	a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe	81

C:\Users\Admin\AppData\Local\Temp\a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe
"C:\Users\Admin\AppData\Local\Temp\a70e31236e0dd9173434cf4ff570da8aaeccf6a30edfdecd0b32584e2f98fba0.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3972
- 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:3872
- 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:2856

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/2856-137-0x0000000000000000-mapping.dmp

Download
memory/3872-135-0x0000000000000000-mapping.dmp

Download
memory/3972-133-0x0000000000230000-0x00000000002D0000-memory.dmp

Filesize
640KB

Download
memory/3972-134-0x0000000000230000-0x00000000002D0000-memory.dmp

Filesize
640KB

Download
memory/3972-139-0x0000000000230000-0x00000000002D0000-memory.dmp

Filesize
640KB

Download