aa3874dd640b90e924c5d8f7c92fa932714e436e688611a4d2e634f58122f918

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 05:52

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General

Target
$PLUGINSDIR/newtextreplace.dll
Size 11KB
Sample240901-gk5mhatamn
SHA256 156b9b583399faf13c4d46b89339fb0f7f38dc847ac2d7872178d8e3998b9734
MD5 b5358341df2cb171876a5f201e31a834
SHA1 df34750ea5504274be5ff8ddd306b49e302d04f9
SHA512 821dc42e24fa2d44a1d4d16b26c3da2688dac0fa44a266e38da2aff706c91440d83a87abc74131930e6c38a44a0c5e627db2d045375fde147e0edd3276f4b014
SSDEEP 192:GGhRfigbU26niqo9m+9k15AA1NrW0QfaDx3nxNLr6s+:GIwgSnhv/IaDx3n6X
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2408	2128	WerFault.exe	31

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 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2452 wrote to memory of 2128	2452	rundll32.exe	31
PID 2128 wrote to memory of 2408	2128	rundll32.exe	32
PID 2128 wrote to memory of 2408	2128	rundll32.exe	32
PID 2128 wrote to memory of 2408	2128	rundll32.exe	32
PID 2128 wrote to memory of 2408	2128	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newtextreplace.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newtextreplace.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 224
    3⤵
    - Program crash
    PID:2408

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

memory/2128-0-0x0000000064300000-0x000000006430B000-memory.dmp

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