b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
01-06-2024 19:56

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General

Target

b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe
Size

266KB
MD5

41fedeb2106ed51985eabd404d53395d
SHA1

def2a69a867506a6ac6a94a8dd2911d817430c49
SHA256

b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655
SHA512

60a2f1b401edee803d0ab66228f79c80c8daa86dd518dfe6e11a686e7e4a1e43f8204f520188d8192e2bde8a99277da9c0f8fa1463964d8ed49792e0d7534aa0
SSDEEP

3072:sNXEGZJWhfNFC4S60+XoLczrVmXFDdpF8MZ9zWKK8/3UuwiDIAkJhgDdaIH01net:aXzKdNY49u8rVs/oypDIAygDD01net

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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe

Executes dropped EXE 2 IoCs

pid	Process
1460	ITS SB App Switch.exe
4776	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/3724-0-0x0000000000260000-0x0000000000300000-memory.dmp	upx
behavioral1/memory/3724-14-0x0000000000260000-0x0000000000300000-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
3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe
3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe
3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe
3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3724 wrote to memory of 1460	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	82
PID 3724 wrote to memory of 1460	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	82
PID 3724 wrote to memory of 1460	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	82
PID 3724 wrote to memory of 4776	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	83
PID 3724 wrote to memory of 4776	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	83
PID 3724 wrote to memory of 4776	3724	b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe	83

C:\Users\Admin\AppData\Local\Temp\b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe
"C:\Users\Admin\AppData\Local\Temp\b1c8ebfd98242118294408153a06215bb84e251ec70a80348c8d9d9bbf737655.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3724
- 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:1460
- 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:4776

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/3724-0-0x0000000000260000-0x0000000000300000-memory.dmp

Filesize
640KB

Download
memory/3724-14-0x0000000000260000-0x0000000000300000-memory.dmp

Filesize
640KB

Download