dridex | f44edf6c54cd466326a91fcebe069acbd9ad6da34f20a2f96d6b3bf5c67de336

Analysis

max time kernel
150s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
28/04/2021, 14:02

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General

Target
e1469d26_by_Libranalysis.dll
Size 162KB
Sample210428-wd91ffl692
SHA256 f44edf6c54cd466326a91fcebe069acbd9ad6da34f20a2f96d6b3bf5c67de336
MD5 e1469d266d955dbc0fdd461426aa54ec
SHA1 45b8eb64f9840b8242bac08c92bceff907e883f2
SHA512 34ac2796ebeb98386ce2c0afd4f6db8f0098c4ae961f8d0da5662c6b8b4d5130298628491841410327c8a4ecce8b7554260b0412972f81a2649f02fbd2268a3a
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/1156-115-0x0000000073550000-0x000000007357E000-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 852 wrote to memory of 1156	852	rundll32.exe	70
PID 852 wrote to memory of 1156	852	rundll32.exe	70
PID 852 wrote to memory of 1156	852	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1469d26_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1469d26_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1156

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/1156-115-0x0000000073550000-0x000000007357E000-memory.dmp

Download

memory/1156-117-0x0000000002C80000-0x0000000002C86000-memory.dmp