berbew | 3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 14:58

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General

Target

3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe
Size

472KB
MD5

86cdac32427e908f1e824c6ebca2f9c7
SHA1

eaa769c56d4daf68c6873ad14877b1979e50d7a9
SHA256

3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c
SHA512

e04f84304564175746067646f21d9aba139005d4875736ec3e6fc19be04f923968820293cf93166bc235d6084673abff3fdaeb258c7afb6e6ae7e62f49ee9b49
SSDEEP

3072:UL9N8RinudiP52xx67lLdKiHDoJL9vL9z5qjuCjv3bs1d63K8t:URSkgiPA6RIPJRvRzjC3K8t

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
2556	2116	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	3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2556	2116	3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe	30
PID 2116 wrote to memory of 2556	2116	3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe	30
PID 2116 wrote to memory of 2556	2116	3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe	30
PID 2116 wrote to memory of 2556	2116	3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe	30

C:\Users\Admin\AppData\Local\Temp\3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe
"C:\Users\Admin\AppData\Local\Temp\3d6fe9ff3731e5fc5b7aa1314d0850bfd63130eaad79d27508550c3f57c3989c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 36
  2⤵
  - Program crash
  PID:2556

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/2116-1-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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