bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 12:56

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General

Target

bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
Size

266KB
MD5

fd302dcdc27b496d275c60a143f853a8
SHA1

454aa256e50e9932632e1e05a48190dc5f7e328a
SHA256

bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1
SHA512

9b444d2d44d59de06af4bbd28b2c12e62e9225ed52914c821c47d1e2f49d968f3706a887c66e81bc7b417c0dd3451a5df992b70105b7bda9914d680fc5ec5797
SSDEEP

3072:TNXEGZJWhfNFC4S60+XoLczrVmXWEhKRuKGVAYdfiQrImF+lASgnv3Ih1N1tzdbC:5XzKdNY49u8rVNHASgv3IXNPu0BjeB

Score

7^/10

discovery 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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe

Executes dropped EXE 2 IoCs

pid	Process
536	ITS SB App Switch.exe
3960	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/4552-0-0x0000000000880000-0x0000000000920000-memory.dmp	upx
behavioral1/memory/4552-19-0x0000000000880000-0x0000000000920000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ITS SB App Switch.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 536	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	85
PID 4552 wrote to memory of 536	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	85
PID 4552 wrote to memory of 536	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	85
PID 4552 wrote to memory of 3960	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	86
PID 4552 wrote to memory of 3960	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	86
PID 4552 wrote to memory of 3960	4552	bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe	86

C:\Users\Admin\AppData\Local\Temp\bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe
"C:\Users\Admin\AppData\Local\Temp\bd378b745e76d9a9d1ee9e6f5a37b990c0ab284cd47913851c68bfa17045eba1.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4552
- 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:536
- 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
  - System Location Discovery: System Language Discovery
  PID:3960

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
137KB

MD5
8e277c55b2b8f512823e5c384d0e2177

SHA1
371f387b9860191a51b4b830ce8c060df4b3586b

SHA256
bb9a8cd5a67af174554effd9cbebb23dca4d1acccf4b06f183430e0a7a11f46e

SHA512
854499bff4b6802b66a14f5d7d347c0fd4648e9dad548b2f6dddf5e73a91b177e9334fcb47a23e0ac53343d27082a914225e0e4dae6b0a5dedf058251d1f9112

Download Submit
memory/4552-0-0x0000000000880000-0x0000000000920000-memory.dmp

Filesize
640KB

Download
memory/4552-19-0x0000000000880000-0x0000000000920000-memory.dmp

Filesize
640KB

Download