1af30897308adc5597a9806f7940202676ed2a32d0b8df87e2f36a2a6b30af22

Analysis

max time kernel
121s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11/10/2024, 01:13

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General

Target
proxy.XmSProject/mscorlib/v4.0_4.0.0.0__b77a5c561934e089/mscorlib.dll
Size 5.5MB
Sample241011-blejtasepp
SHA256 c4abfac85ef278a98d894a949c436a8bb1e4aed2217a7db679775e9f05944f10
MD5 5fca079e64eab4592a612d06e0043f98
SHA1 f78aba3a6eb6c74748a6c65518f01047be6fe285
SHA512 758dcc4ab67ed5f32601a10f762f9ae2f6ec580a15e7fa6e7ecfff05d6cf02e21b21ac38e1a23e7d941cbdf14402466b982f37de7bcde78f0bf95d76931428af
SSDEEP 49152:7u//QUyNVzD4zpClWx5qqWlgfMkkYISbYT3exOXMEFFmRh03ul92b9sk/IRUn+FV:cQJzDg8lW2qkgfMknJaJ3wum
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31
PID 2296 wrote to memory of 1968	2296	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\proxy.XmSProject\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\proxy.XmSProject\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1968

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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