dridex | fda7a7553332948ef787d32cdbfe14c706afbe1ab2ccec45752f3ab1b4fa720d

Analysis

max time kernel
25s
max time network
66s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 18:48

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General

Target
fda7a7553332948ef787d32cdbfe14c706afbe1ab2ccec45752f3ab1b4fa720d.dll
Size 162KB
Sample210419-22hjwp3mle
SHA256 fda7a7553332948ef787d32cdbfe14c706afbe1ab2ccec45752f3ab1b4fa720d
MD5 eff64e0f2d2a75f6c367091e9ea76843
SHA1 d347ebb856a49d9e201f8fab85235c2d4ec21def
SHA512 7ac48e61cac137d9425137d5c91378b6a287487122131a9f95e1cf8a2af8ff1b0bc6e1baf28d03fa7b864d88b1bb5cd5323b718437a0fa289089f037dd71ff1b
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/3108-115-0x0000000073530000-0x000000007355E000-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 4036 wrote to memory of 3108	4036	rundll32.exe	51
PID 4036 wrote to memory of 3108	4036	rundll32.exe	51
PID 4036 wrote to memory of 3108	4036	rundll32.exe	51

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fda7a7553332948ef787d32cdbfe14c706afbe1ab2ccec45752f3ab1b4fa720d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fda7a7553332948ef787d32cdbfe14c706afbe1ab2ccec45752f3ab1b4fa720d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3108

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/3108-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/3108-117-0x00000000009A0000-0x00000000009A6000-memory.dmp