dridex | 465f7750e012d9d554697bc77eebdb8d995e31c09e3d08673872311fa04c8e26

Analysis

max time kernel
97s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
12/05/2021, 09:01

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General

Target
f7c4d150_by_Libranalysis.dll
Size 162KB
Sample210512-2j958f4ln2
SHA256 465f7750e012d9d554697bc77eebdb8d995e31c09e3d08673872311fa04c8e26
MD5 f7c4d150d6c5d2aa20a4565dafffe9b4
SHA1 13ab33858f24f8d6bb11d964c680c6dab1ffe642
SHA512 4fae58a095f1050c84f7f4b54caca54799af9c41380ddc56c9b526c5b10048066d19335c4d343f16aa8657d8ef7e2c17b00bf854486d814034c404e504718bed
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/4028-115-0x0000000073A70000-0x0000000073A9E000-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 3872 wrote to memory of 4028	3872	rundll32.exe	69
PID 3872 wrote to memory of 4028	3872	rundll32.exe	69
PID 3872 wrote to memory of 4028	3872	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7c4d150_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7c4d150_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4028

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/4028-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/4028-117-0x0000000002CC0000-0x0000000002D6E000-memory.dmp