dridex | 7d835f866305d7f4fcefc334f28192e4ec97f410d9a29171a34e6593a76a2ee2

Analysis

max time kernel
120s
max time network
121s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 00:01

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General

Target
dbfac3d6_by_Libranalysis.dll
Size 162KB
Sample210508-pgcdmwbhcn
SHA256 7d835f866305d7f4fcefc334f28192e4ec97f410d9a29171a34e6593a76a2ee2
MD5 dbfac3d6fee3685b6dd04a64e384e787
SHA1 a6b4bb038199f089405e593638b880e04c974252
SHA512 5d0e36bc6e239b4fa5d6be9a7fead8d5c96474d79219601c7714ad7323545fe1a6c1e77d3e4ddc5115ecabe9d15be0227d63d24092051ca808ad3617a2a1ae15
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3148-115-0x00000000736B0000-0x00000000736DE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 3148	3656	rundll32.exe	71
PID 3656 wrote to memory of 3148	3656	rundll32.exe	71
PID 3656 wrote to memory of 3148	3656	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbfac3d6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbfac3d6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3148

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3148-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3148-117-0x00000000005C0000-0x00000000005C6000-memory.dmp