b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50

Analysis

max time kernel
136s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04-06-2024 21:17

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General

Target

b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe
Size

266KB
MD5

059a66b39471eacfc20c006fd4396431
SHA1

07f900ac32fe8430129cef5389c355f494c443f4
SHA256

b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50
SHA512

7a62104e28022fab2d52f19f6f46951bbdb5ffd8a2619afeb98300adf6e81fcfc51e952fff9968e4ed80685db10d5e79255034f3e77f25b5f515f120468c193b
SSDEEP

6144:LXzKdNY49u8rVnQNriGtJjcW0lk01net:Ua4AZNri6Jglk01

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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe

Executes dropped EXE 2 IoCs

pid	Process
2796	ITS SB App Switch.exe
4444	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/1668-0-0x0000000000760000-0x0000000000800000-memory.dmp	upx
behavioral1/memory/1668-15-0x0000000000760000-0x0000000000800000-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
1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe
1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe
1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe
1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2796	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	83
PID 1668 wrote to memory of 2796	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	83
PID 1668 wrote to memory of 2796	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	83
PID 1668 wrote to memory of 4444	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	84
PID 1668 wrote to memory of 4444	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	84
PID 1668 wrote to memory of 4444	1668	b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe	84

C:\Users\Admin\AppData\Local\Temp\b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe
"C:\Users\Admin\AppData\Local\Temp\b1eb57543a0e5bc503159ef61a4a6b9790fa5b49031a0573e581d474bec9fd50.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1668
- 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:2796
- 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:4444

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/1668-0-0x0000000000760000-0x0000000000800000-memory.dmp

Filesize
640KB

Download
memory/1668-15-0x0000000000760000-0x0000000000800000-memory.dmp

Filesize
640KB

Download