dridex | 9caa97acf0c2f9ee401aa15f9a076fc1ca270c5ba7287eeb6ae2ccfecfe1beaa

Analysis

max time kernel
129s
max time network
132s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 14:20

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General

Target
9caa97acf0c2f9ee401aa15f9a076fc1ca270c5ba7287eeb6ae2ccfecfe1beaa.dll
Size 162KB
Sample210416-kv79taef2a
SHA256 9caa97acf0c2f9ee401aa15f9a076fc1ca270c5ba7287eeb6ae2ccfecfe1beaa
MD5 f163182d54c228c7bb36cf02f96372de
SHA1 847f4ddf51433a84ccef67fd92ccc1b034a47ede
SHA512 0208080cec2aa83c3b70ff6b314944cf8d5f269e0f3e202f06b1d8d3b96d68e4f05eba9a4e62d1499536dc541f1a1a1e88c4d8e95a9804c37f5353ed588dbd37
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/1028-115-0x0000000074350000-0x000000007437E000-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 736 wrote to memory of 1028	736	rundll32.exe	69
PID 736 wrote to memory of 1028	736	rundll32.exe	69
PID 736 wrote to memory of 1028	736	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9caa97acf0c2f9ee401aa15f9a076fc1ca270c5ba7287eeb6ae2ccfecfe1beaa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9caa97acf0c2f9ee401aa15f9a076fc1ca270c5ba7287eeb6ae2ccfecfe1beaa.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1028

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/1028-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1028-117-0x0000000002A00000-0x0000000002AAE000-memory.dmp