dridex | c43f42479ceb17cfe0342acd32a1ed0216166a646fa8633bb1aa4efee269c196

Analysis

max time kernel
38s
max time network
46s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:11

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General

Target

c43f42479ceb17cfe0342acd32a1ed0216166a646fa8633bb1aa4efee269c196.dll
Size

154KB
MD5

7c8acbd8a01ddf731d163c3d4b13b24d
SHA1

39c71a51c934e4bcd0bdb3e69b052fc8eff48208
SHA256

c43f42479ceb17cfe0342acd32a1ed0216166a646fa8633bb1aa4efee269c196
SHA512

403567cad0489c80e66085bfff6f69490049e755efa686c9cfa96c093a616fe678a8cb7a9d27e261649ea1b837388996dca43aeb1294db1e974fa1eba6c8edbb

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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

Processes:

resource	yara_rule
behavioral1/memory/3908-115-0x00000000735D0000-0x00000000735FD000-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 3916 wrote to memory of 3908	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 3908	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 3908	3916	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c43f42479ceb17cfe0342acd32a1ed0216166a646fa8633bb1aa4efee269c196.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3916

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c43f42479ceb17cfe0342acd32a1ed0216166a646fa8633bb1aa4efee269c196.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3908

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/3908-114-0x0000000000000000-mapping.dmp

Download
memory/3908-115-0x00000000735D0000-0x00000000735FD000-memory.dmp

Filesize
180KB

Download
memory/3908-117-0x0000000003400000-0x000000000354A000-memory.dmp

Filesize
1.3MB

Download