a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a

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
03/05/2023, 21:24

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General

Target

a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe
Size

277KB
MD5

d43ae81cf20078cf19e68e31360f4617
SHA1

488d44107cd8aff7c92c5c4443ede78b596d47fe
SHA256

a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a
SHA512

535851a9f29e7500fc999e6c148f956d527f936c67a6c24162d444fde2f5d9b40686ec7b8b23e92ad5366b9de447442e48a17ca1b30e18cab41d44e40ecb3699
SSDEEP

6144:yXzKdNY49u8rVcS9GvWz8mvP6rK301netE:Ba4Ae9GvWX5301L

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/832-133-0x00000000001F0000-0x0000000000290000-memory.dmp	upx
behavioral1/memory/832-147-0x00000000001F0000-0x0000000000290000-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	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe

Executes dropped EXE 2 IoCs

pid	Process
4756	ITS SB App Switch.exe
2080	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
832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe
832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe
832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe
832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 4756	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	82
PID 832 wrote to memory of 4756	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	82
PID 832 wrote to memory of 4756	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	82
PID 832 wrote to memory of 2080	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	83
PID 832 wrote to memory of 2080	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	83
PID 832 wrote to memory of 2080	832	a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe	83

C:\Users\Admin\AppData\Local\Temp\a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe
"C:\Users\Admin\AppData\Local\Temp\a94a3cfe0d8c62b9a7dc2abfe781b3c56cd1a14119f4969204258443fb906f7a.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:832
- 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:4756
- 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:2080

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/832-133-0x00000000001F0000-0x0000000000290000-memory.dmp

Filesize
640KB

Download
memory/832-147-0x00000000001F0000-0x0000000000290000-memory.dmp

Filesize
640KB

Download