dridex | 87cb6786a3663281fb4fbe6a662323b2888ad7646cdf05abb09f3905159fe033

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
19-06-2021 03:43

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General

Target

87cb6786a3663281fb4fbe6a662323b2888ad7646cdf05abb09f3905159fe033.dll
Size

160KB
MD5

bba97e69ca3e03ee39806673652f72e9
SHA1

44c1105a7686353521426042ee7ffd19369a9d90
SHA256

87cb6786a3663281fb4fbe6a662323b2888ad7646cdf05abb09f3905159fe033
SHA512

b8bfcb88fde6e815e232a99542253be13c103dd419cf9fb8db33170252ba2e5ee0102dad3d31277156cca922331eabc38fbce59d6e16a06be55c72981b2db1be

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/3472-115-0x0000000074090000-0x00000000740BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3236 wrote to memory of 3472	3236	rundll32.exe	rundll32.exe
PID 3236 wrote to memory of 3472	3236	rundll32.exe	rundll32.exe
PID 3236 wrote to memory of 3472	3236	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87cb6786a3663281fb4fbe6a662323b2888ad7646cdf05abb09f3905159fe033.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\87cb6786a3663281fb4fbe6a662323b2888ad7646cdf05abb09f3905159fe033.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3472

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/3472-114-0x0000000000000000-mapping.dmp

Download
memory/3472-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Filesize
184KB

Download
memory/3472-117-0x0000000003210000-0x00000000032BE000-memory.dmp

Filesize
696KB

Download