dridex | cec55c8145f69f20a66dda9ff07420637b574b0a899daa0699100d1237888ff8

Analysis

max time kernel
49s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
16/05/2021, 05:03

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General

Target
10af629a_by_Libranalysis.dll
Size 162KB
Sample210516-eajb8tqwd2
SHA256 cec55c8145f69f20a66dda9ff07420637b574b0a899daa0699100d1237888ff8
MD5 10af629a36d16d539430ed3a01b9caf8
SHA1 d60223c570ee9ed4adc376fd742c42bc25bddb82
SHA512 d57ff49a590e824a5fa5e16ed78e329dc36ff67236789b9be50a20673ce7c18e84432c0415914f5b375041ead1fbb306577cfe8f6dd5e4a80bb0f5c06ef43f06
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/1168-115-0x0000000074450000-0x000000007447E000-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 648 wrote to memory of 1168	648	rundll32.exe	68
PID 648 wrote to memory of 1168	648	rundll32.exe	68
PID 648 wrote to memory of 1168	648	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\10af629a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\10af629a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1168

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/1168-115-0x0000000074450000-0x000000007447E000-memory.dmp

Download

memory/1168-117-0x0000000000EB0000-0x0000000000EB6000-memory.dmp