73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0

Analysis

max time kernel
77s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2023, 22:33

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General

Target

73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe
Size

277KB
MD5

772ef898492fc9ebc8ad77403ca1bf96
SHA1

711051b1381b625d600be1c517aba70757cd81e0
SHA256

73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0
SHA512

e369fdd1320772bf4b66db753930261a1971d1277c521ed1265fc025de79ff2c4f1a5f9058fde0e056eed1d0cb050b734c0614ccaf0d9ec53ca3e50d805ed1a6
SSDEEP

6144:3XzKdNY49u8rVxsvW59Mlr5xuRrUOr01netHq:Ia4AMo4+lNx2r01J

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe

Executes dropped EXE 2 IoCs

pid	Process
3664	ITS SB App Switch.exe
4352	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/1560-134-0x0000000000310000-0x00000000003B0000-memory.dmp	upx
behavioral1/memory/1560-147-0x0000000000310000-0x00000000003B0000-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
1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe
1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe
1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe
1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 3664	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	86
PID 1560 wrote to memory of 3664	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	86
PID 1560 wrote to memory of 3664	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	86
PID 1560 wrote to memory of 4352	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	87
PID 1560 wrote to memory of 4352	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	87
PID 1560 wrote to memory of 4352	1560	73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe	87

C:\Users\Admin\AppData\Local\Temp\73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe
"C:\Users\Admin\AppData\Local\Temp\73a274957bda506bf085fddc4e8689a74128e003ae05bb23f48c3ac9606761a0.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1560
- 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:3664
- 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:4352

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/1560-134-0x0000000000310000-0x00000000003B0000-memory.dmp

Filesize
640KB

Download
memory/1560-147-0x0000000000310000-0x00000000003B0000-memory.dmp

Filesize
640KB

Download