berbew | ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 16:42

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General

Target

ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0.exe
Size

472KB
MD5

e8a86386ec756c5cfbfb970c1a28f6a1
SHA1

6e5dc5e9ef0bb45070d283156eb3d1d27c000f93
SHA256

ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0
SHA512

14fdc6df168b68b5c5a1c7dd227ce609f7c7e03614bc01b7a84412d0d74158fd0490dbb8216d234695c1e188ab7e4057160b12f7d407a67f7bc880844abf10d9
SSDEEP

3072:Q08RinudiP52xx67lLdMiHDoVJEpZQsWRjGf5DeW:QRkgiPA6RiPVJ86fpG1eW

Score

10^/10

berbew backdoor discovery

Malware Config

Signatures

Berbew
Berbew is a backdoor written in C++.
backdoor berbew
Berbew family
berbew

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2580	1548	WerFault.exe	82

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	ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0.exe

C:\Users\Admin\AppData\Local\Temp\ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0.exe
"C:\Users\Admin\AppData\Local\Temp\ef0d4d33fefa59db89954ef4874d7b06c591ad6d9792997aca9e7a7ff14851f0.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 224
  2⤵
  - Program crash
  PID:2580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1548 -ip 1548
1⤵
PID:1200

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/1548-0-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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