berbew | e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-12-2024 03:53

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General

Target

e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe
Size

82KB
MD5

efeea7c6df4817bc42f7f3a88b3f1c6a
SHA1

e05c1d08f7d0ca936e0fddc162e0e1a4d1b47725
SHA256

e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb
SHA512

32b6c80e8cae9e10aabda87c29bc66ab9cc5080f49cfe75829ec1fc9a0b270bd39161606575382cc63472071350d87a15bc7037e111353ef62c2b1a1ac8a3afe
SSDEEP

1536:9XFKrEpcU2hJi/BOvCmJwjYG2L77pm6+wDSmQFN6TiN1sJtvQu:torE+U2hMBEHpm6tm7N6TO1SpD

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
3008	2856	WerFault.exe	29

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	e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 3008	2856	e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe	30
PID 2856 wrote to memory of 3008	2856	e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe	30
PID 2856 wrote to memory of 3008	2856	e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe	30
PID 2856 wrote to memory of 3008	2856	e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe	30

C:\Users\Admin\AppData\Local\Temp\e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe
"C:\Users\Admin\AppData\Local\Temp\e0c1cca364538251d7d47d11e16395080a17c5216a8b6bca52e0239bd58428fb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 140
  2⤵
  - Program crash
  PID:3008

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

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Downloads

memory/2856-0-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2856-1-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

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