b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9

Analysis

max time kernel
92s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 10:03

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General

Target

b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe
Size

266KB
MD5

c55f153fe22ff1bba2a5a647e26ea2ce
SHA1

aa5064f7aa2f94265ecfe80535aefc946585dc4d
SHA256

b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9
SHA512

1ea58694c3c96f0e3b42dfcf0d5e4202c5cb70ca1d59b52eb45c9a3d668c32fb476296a66e58327685e444abf9c2b7f571ea9b6cb400e20a090ccd452980747b
SSDEEP

6144:JXzKdNY49u8rV4aKCckV4dPMvc+/cv1j01net:ya4AOwxd2/s01

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-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe

Executes dropped EXE 2 IoCs

pid	Process
3920	ITS SB App Switch.exe
4876	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/4028-0-0x0000000000C10000-0x0000000000CB0000-memory.dmp	upx
behavioral1/memory/4028-14-0x0000000000C10000-0x0000000000CB0000-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
4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe
4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe
4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe
4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 3920	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	88
PID 4028 wrote to memory of 3920	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	88
PID 4028 wrote to memory of 3920	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	88
PID 4028 wrote to memory of 4876	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	89
PID 4028 wrote to memory of 4876	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	89
PID 4028 wrote to memory of 4876	4028	b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe	89

C:\Users\Admin\AppData\Local\Temp\b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe
"C:\Users\Admin\AppData\Local\Temp\b677913739b0dfe4ccae54795c6c0c36ac66137448dcf89b93f797af4854aec9.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4028
- 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:3920
- 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:4876

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/4028-0-0x0000000000C10000-0x0000000000CB0000-memory.dmp

Filesize
640KB

Download
memory/4028-14-0x0000000000C10000-0x0000000000CB0000-memory.dmp

Filesize
640KB

Download