1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
11-04-2023 09:45

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General

Target

1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe
Size

277KB
MD5

a2197d020085d582087b0590896ed501
SHA1

979a45478a30e325f335979f9a4540b19a885839
SHA256

1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742
SHA512

5b96e721984cc2dc79c4fb386109afb60f6f14402f6870ca03ad5747f9a31f20de77a5b951b839a259089b6569e998defbefb449e0fb063a2496e7e97f73d76d
SSDEEP

3072:yNXEGZJWhfNFC4S60+XoLczrVmXDAxPJRiP1FLL5r6jQ6yGl1KZq5H01ne4PKzxd:gXzKdNY49u8rVPRi71Gl0Za01netf

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	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe

Executes dropped EXE 2 IoCs

pid	Process
1980	ITS SB App Switch.exe
4652	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/2516-134-0x0000000000CB0000-0x0000000000D50000-memory.dmp	upx
behavioral1/memory/2516-147-0x0000000000CB0000-0x0000000000D50000-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
2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe
2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe
2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe
2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 1980	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	82
PID 2516 wrote to memory of 1980	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	82
PID 2516 wrote to memory of 1980	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	82
PID 2516 wrote to memory of 4652	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	83
PID 2516 wrote to memory of 4652	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	83
PID 2516 wrote to memory of 4652	2516	1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe	83

C:\Users\Admin\AppData\Local\Temp\1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe
"C:\Users\Admin\AppData\Local\Temp\1e919f319d7e540fc2f34b3055576e1cff136a0fc5acad17b3aca08ed909b742.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2516
- 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:1980
- 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:4652

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/2516-134-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download
memory/2516-147-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download