berbew | 97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 01:09

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General

Target

97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe
Size

472KB
MD5

f5d8b10d94558164c03d2dee6c792664
SHA1

fc422e98b10057f7c7caf9181307bc03a880ceb7
SHA256

97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d
SHA512

ceb4b113d206e7be344cdb213c3c2158c6e4cef98362d586031047e6dac5f0ffd5b1a15cab734efb40948a4d7d139e3546f99008439f9203efc0897187f91e5e
SSDEEP

3072:EQ8RinudiP52xx67lLdniHDoi1cYsexJvKpK2YsVjtD:+kgiPA6RNPBuVKpK2Y+D

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
2124	3008	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	97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2124	3008	97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe	30
PID 3008 wrote to memory of 2124	3008	97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe	30
PID 3008 wrote to memory of 2124	3008	97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe	30
PID 3008 wrote to memory of 2124	3008	97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe	30

C:\Users\Admin\AppData\Local\Temp\97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe
"C:\Users\Admin\AppData\Local\Temp\97b78826d8f424aea81b64c10515f778d20da219551320807899509ccf3a028d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 36
  2⤵
  - Program crash
  PID:2124

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/3008-1-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

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