9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc

Analysis

max time kernel
135s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
16/06/2023, 06:48

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General

Target

9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe
Size

277KB
MD5

1c162ec93b7905a84fce07b58f4ddf98
SHA1

4570b98c8c5d5c65d71a893f4c4a4a830883bf6f
SHA256

9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc
SHA512

cf84d4d7459e6a5b92bf9c306996a2beba8dd0e9c0b713e61e4758193f1ff3a075bd7302386d5f296e3f0a5e3f70979620d9b3781f432c33d254f9957d335cee
SSDEEP

6144:YXzKdNY49u8rVgTudxifVEoSErx01netv:Ha4AnTG+VJ01c

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/1188-134-0x0000000000090000-0x0000000000130000-memory.dmp	upx
behavioral1/memory/1188-147-0x0000000000090000-0x0000000000130000-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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe

Executes dropped EXE 2 IoCs

pid	Process
4580	ITS SB App Switch.exe
3696	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
1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe
1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe
1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe
1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 4580	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	82
PID 1188 wrote to memory of 4580	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	82
PID 1188 wrote to memory of 4580	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	82
PID 1188 wrote to memory of 3696	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	83
PID 1188 wrote to memory of 3696	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	83
PID 1188 wrote to memory of 3696	1188	9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe	83

C:\Users\Admin\AppData\Local\Temp\9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe
"C:\Users\Admin\AppData\Local\Temp\9b8b43dc81dc2e715686a1a637573630135b5cc093a4a300d3141fbf83ba5fdc.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1188
- 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:4580
- 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:3696

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/1188-134-0x0000000000090000-0x0000000000130000-memory.dmp

Filesize
640KB

Download
memory/1188-147-0x0000000000090000-0x0000000000130000-memory.dmp

Filesize
640KB

Download