dridex | d6872721cdcf4bc344e813fb0a52d3aa5813e540ab6beb3d12eff4cec8006e4a

Analysis

max time kernel
27s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
21/04/2021, 08:23

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General

Target
d6872721cdcf4bc344e813fb0a52d3aa5813e540ab6beb3d12eff4cec8006e4a.dll
Size 162KB
Sample210421-8b2yafvsge
SHA256 d6872721cdcf4bc344e813fb0a52d3aa5813e540ab6beb3d12eff4cec8006e4a
MD5 57726722a88a1357087e13ae0684d938
SHA1 d8201206a58bd802d4009053767f04a06886198a
SHA512 645676e5357a603f47b857edad4e44d374e902c40857210d5f6a58d436ea2989d2450b2a4839fe922d50e08ee9e759fa713f37a2f5024cffc325b283bbb4be36
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/656-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 656	784	rundll32.exe	71
PID 784 wrote to memory of 656	784	rundll32.exe	71
PID 784 wrote to memory of 656	784	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6872721cdcf4bc344e813fb0a52d3aa5813e540ab6beb3d12eff4cec8006e4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6872721cdcf4bc344e813fb0a52d3aa5813e540ab6beb3d12eff4cec8006e4a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:656

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/656-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/656-117-0x00000000033C0000-0x00000000033C6000-memory.dmp