e2af923eb604287686987c977bd5b7d85354377ca74c5a002206b647e0738143

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 07:01

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General

Target

e2af923eb604287686987c977bd5b7d85354377ca74c5a002206b647e0738143.dll
Size

188KB
MD5

2828a5c5917e4e8b36da55dc303ab752
SHA1

983ae161d008475fc2d1510bd2ce75e5ad6e9ed5
SHA256

e2af923eb604287686987c977bd5b7d85354377ca74c5a002206b647e0738143
SHA512

cbde1292d66936ad79b89893343417828e45943c22eb04a595dc7c467ca563cb3e4f2f1084cff23b79c9b23c2dd548bab9ab3b8856acc59024e1aacee83c1bc0
SSDEEP

3072:wkk/wxp+etRwew56OxxejSGuBoBp2QzrZHBMtYsIrfy9Qm:zDHA6dj1BrZHutWrfE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2708	rundll32mgr.exe

Loads dropped DLL 9 IoCs

pid	Process
2600	rundll32.exe
2600	rundll32.exe
1588	WerFault.exe
1588	WerFault.exe
1588	WerFault.exe
1588	WerFault.exe
1588	WerFault.exe
1588	WerFault.exe
1588	WerFault.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1588	2708	WerFault.exe	31

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 2600 wrote to memory of 2708	2600	rundll32.exe	31
PID 2600 wrote to memory of 2708	2600	rundll32.exe	31
PID 2600 wrote to memory of 2708	2600	rundll32.exe	31
PID 2600 wrote to memory of 2708	2600	rundll32.exe	31
PID 2708 wrote to memory of 1588	2708	rundll32mgr.exe	32
PID 2708 wrote to memory of 1588	2708	rundll32mgr.exe	32
PID 2708 wrote to memory of 1588	2708	rundll32mgr.exe	32
PID 2708 wrote to memory of 1588	2708	rundll32mgr.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2af923eb604287686987c977bd5b7d85354377ca74c5a002206b647e0738143.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2af923eb604287686987c977bd5b7d85354377ca74c5a002206b647e0738143.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2708
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 156
      4⤵
      Loads dropped DLL
      Program crash
      PID:1588

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

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Downloads

\Windows\SysWOW64\rundll32mgr.exe

Filesize
59KB

MD5
0e0f0ae845d89c22bb6385f64a6b85fd

SHA1
0f3f1e7f18ab81572c5ce938d3880d4a5d7100ac

SHA256
5a5b85c582d5d4b3b912ee6789babebf8ae6d87330d0d33d87274841952899dd

SHA512
baec989a6329a2a60d954e83279fd57ba2000f8ed79e7a02d145bf44a5bffcd9a831c63f4b7d44e40c51e40b1dfbe72c5cebac04d0ce7b2295e3fd191b122350

Download Submit
memory/2600-2-0x0000000010000000-0x0000000010067000-memory.dmp

Filesize
412KB

Download
memory/2600-0-0x0000000010000000-0x0000000010067000-memory.dmp

Filesize
412KB

Download