berbew | a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea

Analysis

max time kernel
124s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2025, 08:31

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General

Target

a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea.exe
Size

472KB
MD5

4fa13ad4003794c54a221c63fa963961
SHA1

41d529d1e2eb221afdf1817e1330af017a7a4aaf
SHA256

a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea
SHA512

7e8e3c22a711a4ef6b8cf0e154a6233f30b77066296207996343887347ebca4048ecdfba006b28247b8aedcd544145aeeee226b4b022be69c2ee12c52b4507bb
SSDEEP

3072:Zq8RinudiP52xx67lLdFiHDobp6a8mbujyRvUd:NkgiPA6R/PjrbLUd

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
1292	1100	WerFault.exe	86

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	a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea.exe

C:\Users\Admin\AppData\Local\Temp\a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea.exe
"C:\Users\Admin\AppData\Local\Temp\a5313f737acba5c7882eb82e625188ea83eb9223960610017e8281be0d054dea.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 224
  2⤵
  - Program crash
  PID:1292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1100 -ip 1100
1⤵
PID:840

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/1100-0-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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