dridex | 7d5bd088b573e49ea6b387f6d3d87f5423fa9ed1e2eb98da1b57cad6382eb7b0

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 22:01

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General

Target
6c447e1b_by_Libranalysis.dll
Size 162KB
Sample210503-92xprv9b6s
SHA256 7d5bd088b573e49ea6b387f6d3d87f5423fa9ed1e2eb98da1b57cad6382eb7b0
MD5 6c447e1bfea3b300668787eaedd79243
SHA1 93370058d7d980355950d6f336817ab5d55f0d51
SHA512 632b731571fae7dfe2eceef2c2e703bd2974e3678ae34b6c4a57c8458e140ebd64467611821688f65aa1e9d1ddf50561971cff075bd5256c6f9221f12b61c331
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/3896-115-0x0000000073860000-0x000000007388E000-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 4064 wrote to memory of 3896	4064	rundll32.exe	46
PID 4064 wrote to memory of 3896	4064	rundll32.exe	46
PID 4064 wrote to memory of 3896	4064	rundll32.exe	46

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c447e1b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c447e1b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3896

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/3896-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/3896-117-0x0000000002940000-0x0000000002946000-memory.dmp