e275e8febf42d63d37ded05b4e6aacc1b36b9ace6318cd09d65b822037464c37

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 06:28

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General

Target

$SYSDIR/CEA_Crypt.dll
Size

60KB
MD5

b57da4ef6c923514de0efe4d4f409ca2
SHA1

638ef69da94f513955db4e5349b69c1ecbf4b9d8
SHA256

1161c3fac4a43485640a80336dd0edbc5569f332b3f36839dcebc8663ab8761b
SHA512

ad755429be4ac006354cd8d4bf8877baef093418d6b3e20af6c7da8fb8e441314c3dc37544510c2462abc4204013da12c1747fa974242ebbc6f8484858a1496e
SSDEEP

768:EkpSRkT6Zwg4TcYFsF3TaDvwHpVJOdKB67GrYxw/l+MSpL0Gt:EbDh4TcR3ODQzoK6GrYi+2Gt

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2072	2152	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2148 wrote to memory of 2152	2148	rundll32.exe	30
PID 2152 wrote to memory of 2072	2152	rundll32.exe	31
PID 2152 wrote to memory of 2072	2152	rundll32.exe	31
PID 2152 wrote to memory of 2072	2152	rundll32.exe	31
PID 2152 wrote to memory of 2072	2152	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\CEA_Crypt.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\CEA_Crypt.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 224
    3⤵
    - Program crash
    PID:2072

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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