75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5

Analysis

max time kernel
137s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26/05/2023, 22:46

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General

Target

75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe
Size

277KB
MD5

6907ee3caa32d28bed78d0261d64c744
SHA1

4d6dcf592ea238862e3f58cd927977f76d48a8e0
SHA256

75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5
SHA512

2f45c6db342ce044e813d07ff57b8ca3dd18e5b3abea06b38d90e089142ab11826da167e9f01346a94e8eb6232dbdb4ace82be4fed0cc3c903c246b590952c18
SSDEEP

6144:tXzKdNY49u8rV0sv09mdB7Les+eFMBxImr01net1:Oa4Abo0MBu/eF+Lr01i

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1164-134-0x0000000000840000-0x00000000008E0000-memory.dmp	upx
behavioral1/memory/1164-147-0x0000000000840000-0x00000000008E0000-memory.dmp	upx

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-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe

Executes dropped EXE 2 IoCs

pid	Process
1776	ITS SB App Switch.exe
3380	ITS SB App Switch.exe

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
1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe
1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe
1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe
1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 1776	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	82
PID 1164 wrote to memory of 1776	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	82
PID 1164 wrote to memory of 1776	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	82
PID 1164 wrote to memory of 3380	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	83
PID 1164 wrote to memory of 3380	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	83
PID 1164 wrote to memory of 3380	1164	75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe	83

C:\Users\Admin\AppData\Local\Temp\75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe
"C:\Users\Admin\AppData\Local\Temp\75ba5737ff56f65cd1583e9e62a077e8cf4b726a9d31c3d8c1880b66e228a8a5.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1164
- 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:1776
- 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:3380

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/1164-134-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download
memory/1164-147-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download