37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506

Analysis

max time kernel
187s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
11/02/2023, 20:29

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General

Target

37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe
Size

277KB
MD5

ec7bcd52551242d7d98bd3915f75daad
SHA1

e520e232672ab98296e1f5051dd09c4960dbaa93
SHA256

37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506
SHA512

4febc2c74a63811b3238729b931577e77f0512fae27d73865fff751614fd6034752fb5ac6fa44cd3b31a87cda8901251cbf85e115e532fed0a3026ebb16b5dca
SSDEEP

6144:+XzKdNY49u8rVYM9mdB7Les+eFMBxI201netw:Fa4AuMBu/eF+101z

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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe

Executes dropped EXE 2 IoCs

pid	Process
4308	ITS SB App Switch.exe
5088	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/4392-132-0x00000000009C0000-0x0000000000A60000-memory.dmp	upx
behavioral1/memory/4392-138-0x00000000009C0000-0x0000000000A60000-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
4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe
4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe
4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe
4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 4308	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	80
PID 4392 wrote to memory of 4308	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	80
PID 4392 wrote to memory of 4308	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	80
PID 4392 wrote to memory of 5088	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	81
PID 4392 wrote to memory of 5088	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	81
PID 4392 wrote to memory of 5088	4392	37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe	81

C:\Users\Admin\AppData\Local\Temp\37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe
"C:\Users\Admin\AppData\Local\Temp\37128724e19030157047614c38dc0e585ec5505cb10fb37fb58766fb9a62c506.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4392
- 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:4308
- 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:5088

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/4392-132-0x00000000009C0000-0x0000000000A60000-memory.dmp

Filesize
640KB

Download
memory/4392-138-0x00000000009C0000-0x0000000000A60000-memory.dmp

Filesize
640KB

Download