dridex | 601086bd49b959dfdee233a524e4f3eb41562fb633eaa063f7d07bbd893d2572

Analysis

max time kernel
123s
max time network
127s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 11:01

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General

Target
129ce885_by_Libranalysis.dll
Size 162KB
Sample210503-nz6ft6mr1e
SHA256 601086bd49b959dfdee233a524e4f3eb41562fb633eaa063f7d07bbd893d2572
MD5 129ce885b0e3563631846e1b1afc3ded
SHA1 b79179df61661c39fcf7ab9c9f2bf32b48a0e189
SHA512 7368e1a324ef884474a187d93d7576e408b42a4778ac006ecdc834e3a07b5378ff2e821d1d029dc5aade18091c47d7921e778053b168bcde391c1bde9aef2d56
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/3160-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 3160	1808	rundll32.exe	44
PID 1808 wrote to memory of 3160	1808	rundll32.exe	44
PID 1808 wrote to memory of 3160	1808	rundll32.exe	44

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\129ce885_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\129ce885_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3160

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/3160-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/3160-117-0x0000000003080000-0x0000000003086000-memory.dmp