dridex | 5e93ac6140253e1e5dc1bf8428573eb1795002e7b42483ac33ff9b7b1fd6df2d

Analysis

max time kernel
80s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
09/05/2021, 11:03

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General

Target
f88e6606_by_Libranalysis.dll
Size 162KB
Sample210509-s63mfg2a4s
SHA256 5e93ac6140253e1e5dc1bf8428573eb1795002e7b42483ac33ff9b7b1fd6df2d
MD5 f88e660658db29e62058f991d932de47
SHA1 c1ae398817a3ec492ec5440c20206afaf3710344
SHA512 5acd23299b81af9e9539f675eb3ae7e5a92abc10875ccaabdd70a492db2a0caf6769cb5be422f39b3f17d20ec8e73825d4ec015bf4262c4fcfa031ec973f12e7
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/1484-115-0x0000000074260000-0x000000007428E000-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 996 wrote to memory of 1484	996	rundll32.exe	71
PID 996 wrote to memory of 1484	996	rundll32.exe	71
PID 996 wrote to memory of 1484	996	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f88e6606_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f88e6606_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1484

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/1484-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1484-117-0x00000000041C0000-0x00000000041C6000-memory.dmp