berbew | b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 00:44

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General

Target

b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96.exe
Size

564KB
MD5

a88e78bc3f7972dab222b650b389e83b
SHA1

089b8d4c808834642638f189a7d6607a560b79ea
SHA256

b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96
SHA512

b8db02bd03743454189eda7b1a22a42435db362ee82944a4dcaa12bb2f973dd6fa85b67d57de898b75c413ffd5d6f591d45e7a7fefff97c17062eb5e074f4e2b
SSDEEP

3072:FhL8RinudiP52xx67lLdLiHDoHFcFmKcUsvKwF6/FA79YFQHyd+vHQNpNHFcFmKw:F2kgiPA6RxPbUs4EuGf/QN3bUs

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
3924	4392	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	b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96.exe

C:\Users\Admin\AppData\Local\Temp\b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96.exe
"C:\Users\Admin\AppData\Local\Temp\b3d9dd5ed6846bc278f4b832081771854a9395387178c48f5e9e3bfed45e5d96.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 192
  2⤵
  - Program crash
  PID:3924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4392 -ip 4392
1⤵
PID:1544

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/4392-0-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

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memory/4392-1-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

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