berbew | 882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682

General

Target

882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Size

93KB
MD5

6644b023b2b589c3e5b65e10e63878d0
SHA1

32fddf87656bd8b0744ed99d8fa66212e209e201
SHA256

882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682
SHA512

f27902a6c3589359158bc9f75bd52c2c55e32488768ac2f489a4d36ba58aeacc9532941503acadce94f75999f363046bc2b78c7515f038de2eb7228f4f98465f
SSDEEP

1536:EIldJhoSNWGG/3LGUw0IHMjh920+YF63vz6VasP0LVksInd8Ron8vp4MqPa/:hldJ/WGO3KUwHG9U+V9KVksIdvnMzaa/

Score

10^/10

berbew backdoor discovery persistence

Malware Config

Extracted

Family

berbew

C2

http://crutop.nu/index.php

http://crutop.ru/index.php

http://mazafaka.ru/index.php

http://color-bank.ru/index.php

http://asechka.ru/index.php

http://trojan.ru/index.php

http://fuck.ru/index.php

http://goldensand.ru/index.php

http://filesearch.ru/index.php

http://devx.nm.ru/index.php

http://ros-neftbank.ru/index.php

http://lovingod.host.sk/index.php

http://www.redline.ru/index.php

http://cvv.ru/index.php

http://hackers.lv/index.php

http://fethard.biz/index.php

http://ldark.nm.ru/index.htm

http://gaz-prom.ru/index.htm

http://promo.ru/index.htm

http://potleaf.chat.ru/index.htm

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\Web Event Logger = "{79FEACFF-FFCE-815E-A900-316290B5B738}"	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe

Berbew
Berbew is a backdoor written in C++.
backdoor berbew
Berbew family
berbew

Executes dropped EXE 1 IoCs

pid	Process
4836	Dmllipeg.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Dmllipeg.exe	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
File opened for modification	C:\Windows\SysWOW64\Dmllipeg.exe	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
File created	C:\Windows\SysWOW64\Kngpec32.dll	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
864	4836	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dmllipeg.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ = "C:\\Windows\\SysWow64\\Kngpec32.dll"	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32\ThreadingModel = "Apartment"	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79FEACFF-FFCE-815E-A900-316290B5B738}\InProcServer32	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3084 wrote to memory of 4836	3084	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe	82
PID 3084 wrote to memory of 4836	3084	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe	82
PID 3084 wrote to memory of 4836	3084	882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe	82

C:\Users\Admin\AppData\Local\Temp\882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe
"C:\Users\Admin\AppData\Local\Temp\882983beb696911d893d0b89d3b4b0e8d0fbe185b9c203315c14ed6713aeb682.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3084
- C:\Windows\SysWOW64\Dmllipeg.exe
  C:\Windows\system32\Dmllipeg.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 400
    3⤵
    - Program crash
    PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4836 -ip 4836
1⤵
PID:4976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Dmllipeg.exe

Filesize
93KB

MD5
3e3cde6fc586f6b0fe4e4c81a3c811e5

SHA1
28c7ad955093cdececbe018949dda23cf9c16ab1

SHA256
9356420c341d93f396fd38d08f0928f35751ce8f386768c4b9368807a6bb0a82

SHA512
730463d737e3a766431e4ba8bd5d43cbbab9183811a53995d167573a764a0bf0d5978dfde556af9d1837d3d34e26be5dcee449ad8e072bf16fc687175d9b1732

Download Submit
memory/3084-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/3084-1-0x0000000000431000-0x0000000000432000-memory.dmp

Filesize
4KB

Download
memory/3084-13-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4836-8-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4836-12-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads