dridex | c7c1a86a0288674f190c6dad76541b80ee8a8b68dd844d0f95d483a1c2ab3ce3

Analysis

max time kernel
40s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 21:02

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General

Target
f027d0f2_by_Libranalysis.dll
Size 162KB
Sample210506-pypecrcwra
SHA256 c7c1a86a0288674f190c6dad76541b80ee8a8b68dd844d0f95d483a1c2ab3ce3
MD5 f027d0f2caf13d8d92ba8e361fc8f210
SHA1 cf9cc2197ae522b2da9d86b65f6739cd10dfdc81
SHA512 c682ccc81e7065b8142098d8e2358fa07f9724ab2ed581c6dcd2656389b40d61dff7d1ea8aaf5c781b53144b19195e86be10906c8dc4a77785d034fe54a8531a
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/1116-115-0x00000000742C0000-0x00000000742EE000-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 824 wrote to memory of 1116	824	rundll32.exe	69
PID 824 wrote to memory of 1116	824	rundll32.exe	69
PID 824 wrote to memory of 1116	824	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f027d0f2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f027d0f2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1116

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/1116-115-0x00000000742C0000-0x00000000742EE000-memory.dmp

Download

memory/1116-117-0x0000000000960000-0x0000000000966000-memory.dmp