berbew | 0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93

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
22-12-2024 19:46

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General

Target

0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe
Size

472KB
MD5

a71da5eb2b4194172edd73fd0bb7bd84
SHA1

73024a9cb5c4ea9dbae0cbf3f50bfc1d30c9416c
SHA256

0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93
SHA512

d51036758922d7dced8787a765599c3a3f1b7ae071a0e15696cdab712ffd61e4b047793f8ddba0d21d604f8f59bf8abe3cb5206a0928a3eb9a33d097f480e92c
SSDEEP

3072:or8RinudiP52xx67lLdEiHDophJcM3qUzSMIDyv0v0kgnXI:oYkgiPA6RaPphJcM3LBIWvY7

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
2768	2744	WerFault.exe	30

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	0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2768	2744	0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe	31
PID 2744 wrote to memory of 2768	2744	0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe	31
PID 2744 wrote to memory of 2768	2744	0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe	31
PID 2744 wrote to memory of 2768	2744	0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe	31

C:\Users\Admin\AppData\Local\Temp\0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe
"C:\Users\Admin\AppData\Local\Temp\0fd8386b4cfcbe82a2859fd611778e25224b7cd3bc050f9877e174a6464bdf93.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 36
  2⤵
  - Program crash
  PID:2768

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/2744-1-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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