efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
28/04/2024, 09:10

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General

Target

efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe
Size

266KB
MD5

2633784b021808d6afa542ac43d83162
SHA1

dfffcb0c9e3e3719473086c4ba9e9a922ebf5b50
SHA256

efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27
SHA512

10c3167e7e64c7b653669386187a92607e654d04824c6ae769bd70b510eb6299e4ba70b7c35af2c2656aece6800781afc2c86d09839a1e7ed0c3ff4d39165a02
SSDEEP

6144:WXzKdNY49u8rVsRDQmczSlUHURodFx01net:ta4AvCmczSLoDx01

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-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe

Executes dropped EXE 2 IoCs

pid	Process
4320	ITS SB App Switch.exe
2260	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/1808-0-0x00000000007F0000-0x0000000000890000-memory.dmp	upx
behavioral1/memory/1808-14-0x00000000007F0000-0x0000000000890000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe
1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe
1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe
1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 4320	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	83
PID 1808 wrote to memory of 4320	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	83
PID 1808 wrote to memory of 4320	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	83
PID 1808 wrote to memory of 2260	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	84
PID 1808 wrote to memory of 2260	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	84
PID 1808 wrote to memory of 2260	1808	efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe	84

C:\Users\Admin\AppData\Local\Temp\efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe
"C:\Users\Admin\AppData\Local\Temp\efb22fe607143f8f418e68d171e7b9f131ca37e66bdbc72b830a853a874dcd27.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1808
- 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:4320
- 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:2260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
memory/1808-0-0x00000000007F0000-0x0000000000890000-memory.dmp

Filesize
640KB

Download
memory/1808-14-0x00000000007F0000-0x0000000000890000-memory.dmp

Filesize
640KB

Download