berbew | c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:23

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General

Target

c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe
Size

472KB
MD5

673c39156cc3ab91091a3bcf3e79d59c
SHA1

0c4162c5c920fb13e695d528779cfd9605b86729
SHA256

c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1
SHA512

e92fd80d0baddcd35ce097d6e04f1ca8f07d3b12ca033e34639ee2dde7700046d4baf5f979d67ee10fe585ededd55496b545b20864a236bccb66cd086b90e2af
SSDEEP

3072:408RinudiP52xx67lLd9iHDoKFFBj8xtDcGWucwNAIzVt:4RkgiPA6RfPKFFmqGWwpv

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
2408	1884	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	c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 2408	1884	c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe	30
PID 1884 wrote to memory of 2408	1884	c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe	30
PID 1884 wrote to memory of 2408	1884	c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe	30
PID 1884 wrote to memory of 2408	1884	c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe	30

C:\Users\Admin\AppData\Local\Temp\c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe
"C:\Users\Admin\AppData\Local\Temp\c30297e6697e094fae69710ad6e5115451e6ab6d5bdc515301f32ed5271d48e1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 36
  2⤵
  - Program crash
  PID:2408

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/1884-1-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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