dridex | 66e13ff490ff66d18804ff2eb817a4a4eb83cc3cd1277069d5d0fc7cc65f0aa3

Analysis

max time kernel
23s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 12:02

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General

Target
acdd240c_by_Libranalysis.dll
Size 162KB
Sample210509-ldcff9f7tx
SHA256 66e13ff490ff66d18804ff2eb817a4a4eb83cc3cd1277069d5d0fc7cc65f0aa3
MD5 acdd240c604630c51383b902c8a6c5bb
SHA1 403558c5f101dc7c5a16fd1f4594e273a703ed58
SHA512 742263358d1ae0dcc3254c70a1ca276cbcad5f03a5d7ce4c99a0ddac9a691aec556af88e5773e9744059917ea55bd0c4de2904ac721a0e004f03bc8dc1bba852
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/3700-115-0x0000000073EE0000-0x0000000073F0E000-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 4060 wrote to memory of 3700	4060	rundll32.exe	69
PID 4060 wrote to memory of 3700	4060	rundll32.exe	69
PID 4060 wrote to memory of 3700	4060	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\acdd240c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\acdd240c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3700

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/3700-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/3700-117-0x0000000003480000-0x0000000003486000-memory.dmp