ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9

Analysis

max time kernel
87s
max time network
90s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/05/2023, 08:02

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General

Target

ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe
Size

277KB
MD5

a597be8c38f9aad718a09464a1d0f154
SHA1

7d4c15925311f17419c738bbd22faa75bfa03397
SHA256

ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9
SHA512

fcbd9ccad2088e17734626f08819074b1322df2625e19097c61dd7fbe671eb040e4433a01eb4fbe5c459986ec034e5fbebf737df6b509502b87fd59820be1508
SSDEEP

6144:3XzKdNY49u8rVmJ1TBGvWz8mvP6rw01netJn:Ia4A/bNGvWXR01qn

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/3520-134-0x0000000000250000-0x00000000002F0000-memory.dmp	upx
behavioral1/memory/3520-143-0x0000000000250000-0x00000000002F0000-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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe

Executes dropped EXE 2 IoCs

pid	Process
1416	ITS SB App Switch.exe
2164	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
3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe
3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe
3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe
3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 1416	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	80
PID 3520 wrote to memory of 1416	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	80
PID 3520 wrote to memory of 1416	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	80
PID 3520 wrote to memory of 2164	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	81
PID 3520 wrote to memory of 2164	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	81
PID 3520 wrote to memory of 2164	3520	ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe	81

C:\Users\Admin\AppData\Local\Temp\ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe
"C:\Users\Admin\AppData\Local\Temp\ac98b7810568b366b19fce04d18fffc1b1cb3637f0100a5a18974d0a072d46d9.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3520
- 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:1416
- 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:2164

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
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/3520-134-0x0000000000250000-0x00000000002F0000-memory.dmp

Filesize
640KB

Download
memory/3520-143-0x0000000000250000-0x00000000002F0000-memory.dmp

Filesize
640KB

Download