dridex | 19e302d3d6bac8b1b60d7b603e224e4a1cc5382e6ed8495fe663bbd0ee261fa3

Analysis

max time kernel
120s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
22/05/2021, 13:04

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General

Target
42c608fc_by_Libranalysis.dll
Size 162KB
Sample210522-14tfcjm2nj
SHA256 19e302d3d6bac8b1b60d7b603e224e4a1cc5382e6ed8495fe663bbd0ee261fa3
MD5 42c608fccd425054233daf7652bac397
SHA1 83951aee103a7caf08a77b6eb5a1c40c819dd99b
SHA512 46923477dff9142aff7f1c13aed272345afc31be67cbfb6dce7e43bbba4aa5f547381d5ec91983346ec9eba56544acaac1c1462d6c78b317814bad26390cacb7
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/1724-115-0x0000000073A90000-0x0000000073ABE000-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 3904 wrote to memory of 1724	3904	rundll32.exe	62
PID 3904 wrote to memory of 1724	3904	rundll32.exe	62
PID 3904 wrote to memory of 1724	3904	rundll32.exe	62

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\42c608fc_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\42c608fc_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1724

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/1724-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Download

memory/1724-117-0x0000000000600000-0x00000000006AE000-memory.dmp