dridex | d3d1fa2df20702de1ef7b21a21f13e8d291ca8bc317a4c46c3c57c5a57a7b823

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 02:51

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General

Target

d3d1fa2df20702de1ef7b21a21f13e8d291ca8bc317a4c46c3c57c5a57a7b823.dll
Size

160KB
MD5

1ad28c39267e11f260413adfe795507f
SHA1

938fae861ceeb534a725c04d38afdc8ba094ec8f
SHA256

d3d1fa2df20702de1ef7b21a21f13e8d291ca8bc317a4c46c3c57c5a57a7b823
SHA512

e36246d20dcf5c97dc0a59ab3d4f019203ff1117c3f51c8963dc2deb096c3ff11d916b30a02bc982b9e1498c5d471ccd7955c6a02b9279ae3dd88c114ea742ab

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/1032-115-0x0000000073ED0000-0x0000000073EFE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 900 wrote to memory of 1032	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1032	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1032	900	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3d1fa2df20702de1ef7b21a21f13e8d291ca8bc317a4c46c3c57c5a57a7b823.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3d1fa2df20702de1ef7b21a21f13e8d291ca8bc317a4c46c3c57c5a57a7b823.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1032

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/1032-114-0x0000000000000000-mapping.dmp

Download
memory/1032-115-0x0000000073ED0000-0x0000000073EFE000-memory.dmp

Filesize
184KB

Download
memory/1032-117-0x0000000000800000-0x00000000008AE000-memory.dmp

Filesize
696KB

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