ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd

Analysis

max time kernel
108s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2023, 02:38

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General

Target

ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe
Size

277KB
MD5

ba93f2d1a1fbda39615e772ffe545983
SHA1

9bc76ec7dc85a98ed7ebbace845ff3fcf5b59f56
SHA256

ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd
SHA512

0fc085e43ed4881511f2cd5c2988d9ae6f3e8c2c79750d2f58d0daa8e1da7681e2b6e6d841b172a0474c163c2bccfc0867054b303a3652b8a3e352cdfe7fbe8e
SSDEEP

3072:8NXEGZJWhfNFC4S60+XoLczrVmXqpC4mDWKK8/3UuwiDIAkJhgDdyauGH01ne4Py:qXzKdNY49u8rVrLypDIAygDDuC01netj

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	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe

Executes dropped EXE 2 IoCs

pid	Process
1148	ITS SB App Switch.exe
3168	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3064-132-0x0000000000060000-0x0000000000100000-memory.dmp	upx
behavioral1/memory/3064-137-0x0000000000060000-0x0000000000100000-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
3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe
3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe
3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe
3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 1148	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	82
PID 3064 wrote to memory of 1148	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	82
PID 3064 wrote to memory of 1148	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	82
PID 3064 wrote to memory of 3168	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	83
PID 3064 wrote to memory of 3168	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	83
PID 3064 wrote to memory of 3168	3064	ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe	83

C:\Users\Admin\AppData\Local\Temp\ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe
"C:\Users\Admin\AppData\Local\Temp\ac783f639c36425d28a2ac1a8d249a9465ca7de3ffef513df55770120b97bdcd.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3064
- 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:1148
- 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:3168

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/3064-132-0x0000000000060000-0x0000000000100000-memory.dmp

Filesize
640KB

Download
memory/3064-137-0x0000000000060000-0x0000000000100000-memory.dmp

Filesize
640KB

Download