fe76f28937b3d27d0c97f98e2a42a5432cde68af310ebe68fbc22db1f79c07fd

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24/08/2024, 02:06

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General

Target

CoCode.dll
Size

97KB
MD5

fccffd018f4fc6ee6ee4962a1f9f351a
SHA1

5f46830c8b50e7566d992dee37c84a65c75c7563
SHA256

be9a88419faa651f180a21d813c5ec459ed217a812022d2fc9dfa7f0c06f056f
SHA512

d97f559e2fead55b8b1c6cd9bcd0dd3fb12ca130fa1b01a4179b37e05f58be8a256a3482b369d6112fcc1ab9c330d7467dbc648dbe7fda44d9b750710eb48500
SSDEEP

1536:pPwjW+sl+S+HHc1FwPUjIcfMrRfzsF0KouH354i+Pysnj:pPEo+S2HpgMaxX54iEyI

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2464	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 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2564 wrote to memory of 2464	2564	rundll32.exe	30
PID 2464 wrote to memory of 2728	2464	rundll32.exe	31
PID 2464 wrote to memory of 2728	2464	rundll32.exe	31
PID 2464 wrote to memory of 2728	2464	rundll32.exe	31
PID 2464 wrote to memory of 2728	2464	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CoCode.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\CoCode.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 228
    3⤵
    - Program crash
    PID:2728

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

Windows 7 deprecation

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