37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a

Analysis

max time kernel
85s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2023, 09:44

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General

Target

37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe
Size

277KB
MD5

4568819cb34b680f74cf7f929c9c3b31
SHA1

b1bd2e1f04d86fa35303e48464c1c6fabb197a92
SHA256

37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a
SHA512

1e586bbc96b4f03e9bdc1e1113b3c7cd0c5d12ccff0041eb5984fa2b21e31b52fc91e456b9c93f2f358064f77cf3aa2b48a57799009e24441b240115e657f088
SSDEEP

6144:/XzKdNY49u8rVO+smczSlUHURod+g01neti5:Aa4AB+smczSLocg01z5

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe

Executes dropped EXE 2 IoCs

pid	Process
548	ITS SB App Switch.exe
1948	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/3732-134-0x0000000000660000-0x0000000000700000-memory.dmp	upx
behavioral1/memory/3732-147-0x0000000000660000-0x0000000000700000-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
3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe
3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe
3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe
3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 548	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	86
PID 3732 wrote to memory of 548	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	86
PID 3732 wrote to memory of 548	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	86
PID 3732 wrote to memory of 1948	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	87
PID 3732 wrote to memory of 1948	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	87
PID 3732 wrote to memory of 1948	3732	37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe	87

C:\Users\Admin\AppData\Local\Temp\37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe
"C:\Users\Admin\AppData\Local\Temp\37cab1499edc3f180da129d7df865736518ab2cb10753c0af31ea7003c1fe32a.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3732
- 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:548
- 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:1948

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/3732-134-0x0000000000660000-0x0000000000700000-memory.dmp

Filesize
640KB

Download
memory/3732-147-0x0000000000660000-0x0000000000700000-memory.dmp

Filesize
640KB

Download