2da43825dabc7fe762f5508df8190fcab3357e734aa67068663e6d664972854c

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Built.exe
Size

6.3MB
MD5

167d60bc914e36f9ab8e72b3801a9735
SHA1

88395156150b725970f6b95905321b347f1b5207
SHA256

2da43825dabc7fe762f5508df8190fcab3357e734aa67068663e6d664972854c
SHA512

603fd7b3997743265b99ffddc1adaff785688b2f80af4b89ee2e2eb70d2e8d4c4b80832d50e4791f5f5aff8a33ba03b0a9c8b7d71fd14055a2e5841b717fb824
SSDEEP

98304:RjcaCctL2KTRYABCh+gD4JREOk7XQ5PXH0YXG3FfNmbT2z/wly1/ULGDKhOh112y:TNWANgXX7glXHPINm2UyaLGm4fP

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00050000000193cc-21.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1492	Built.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x00050000000193cc-21.dat	upx
behavioral1/memory/1492-23-0x00000000742C0000-0x00000000747D9000-memory.dmp	upx

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	Built.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Built.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 1492	2520	Built.exe	30
PID 2520 wrote to memory of 1492	2520	Built.exe	30
PID 2520 wrote to memory of 1492	2520	Built.exe	30
PID 2520 wrote to memory of 1492	2520	Built.exe	30

C:\Users\Admin\AppData\Local\Temp\Built.exe
"C:\Users\Admin\AppData\Local\Temp\Built.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\Built.exe
  "C:\Users\Admin\AppData\Local\Temp\Built.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI25202\python311.dll

Filesize
1.4MB

MD5
7ca7278aa7650b40a0b700e742aed573

SHA1
991fed0d092c827d522daf5567e832ad856cd5a3

SHA256
6c5d71412b3d6e6aa4d609feedae1ac245402a9bb1780dddd677bec781a843d3

SHA512
4537b168f24c907e2b2f016f1e0327a049e5191ec91a2ee374048efb9246caa02bd7a4ac411cb75713c2793293a8ba05f36cb384467ee8bf51e2ae2281f7ebf9

Download Submit
memory/1492-23-0x00000000742C0000-0x00000000747D9000-memory.dmp

Filesize
5.1MB

Download