dridex | f733ce8768df5c114effaf23a86a0a24ef98bad836b26c0e16ec280f13bc0781

Analysis

max time kernel
76s
max time network
76s
platform
windows10_x64
resource
win10v20210408
submitted
02/05/2021, 23:01

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General

Target
53569dc3_by_Libranalysis.dll
Size 162KB
Sample210502-vt4wc97ly6
SHA256 f733ce8768df5c114effaf23a86a0a24ef98bad836b26c0e16ec280f13bc0781
MD5 53569dc3c671031b91f5c92ade7d37c6
SHA1 fb9e15b4c0c90d716339290e9733c89c8163182c
SHA512 32bb7cdb64d961a2fe83d82ec2ced28009d055d96ccdd5348732501ebdb963bf6b36d41ffa16c9db5ed5e0df214422574692da42a307986e4657307417df8aba
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/1652-115-0x00000000738F0000-0x000000007391E000-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 856 wrote to memory of 1652	856	rundll32.exe	71
PID 856 wrote to memory of 1652	856	rundll32.exe	71
PID 856 wrote to memory of 1652	856	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53569dc3_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\53569dc3_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1652

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/1652-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Download

memory/1652-117-0x0000000002BD0000-0x0000000002BD6000-memory.dmp