dridex | 9be0612286e647c3837a8cd83a9f7e9cf4ed562c1eaadd5e68a1ddcd4cb6a8c5

Analysis

max time kernel
29s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 07:05

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General

Target
fc97f77b_by_Libranalysis.dll
Size 162KB
Sample210430-8texhgmm8a
SHA256 9be0612286e647c3837a8cd83a9f7e9cf4ed562c1eaadd5e68a1ddcd4cb6a8c5
MD5 fc97f77b5ed77b79037d5ed5326d3e96
SHA1 4ce87005ea5062bfb4e0faf67eeb4683d670c86d
SHA512 57b7696258153159beb7b8c2473682f03319b8ea7c72e28d8c538311e8d830ddca1b49834a29416c71b8c1c941e211b76a545b52e69288b6ce69a6083d9f3df3
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/1324-115-0x00000000736D0000-0x00000000736FE000-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 796 wrote to memory of 1324	796	rundll32.exe	70
PID 796 wrote to memory of 1324	796	rundll32.exe	70
PID 796 wrote to memory of 1324	796	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc97f77b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc97f77b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1324

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/1324-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/1324-117-0x0000000002960000-0x0000000002966000-memory.dmp