dridex | b15c5e59bbc4e51a53dcff2c026a87506eeb8b5679cd3385539fac3c21c9acf8

Analysis

max time kernel
22s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 23:03

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General

Target
ba93b435_by_Libranalysis.dll
Size 162KB
Sample210506-64edl7p7b2
SHA256 b15c5e59bbc4e51a53dcff2c026a87506eeb8b5679cd3385539fac3c21c9acf8
MD5 ba93b435aed95010f0dc749da09ddfd1
SHA1 06cc1b03c183427c5ff7c81da8a078e719741a06
SHA512 bb5ce51be17e1073b192872e0efb5f21f6ca238d57f5b9976d9c2ea1040fe90344378d050f7840e1b8f086786574ad7f0a55a633167978dbb73e6e380a0115bd
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/1764-115-0x0000000073A10000-0x0000000073A3E000-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 3456 wrote to memory of 1764	3456	rundll32.exe	64
PID 3456 wrote to memory of 1764	3456	rundll32.exe	64
PID 3456 wrote to memory of 1764	3456	rundll32.exe	64

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba93b435_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba93b435_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1764

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/1764-115-0x0000000073A10000-0x0000000073A3E000-memory.dmp

Download

memory/1764-117-0x0000000000550000-0x0000000000556000-memory.dmp