dridex | adca31ab4d4ffc9fbfa86f64db689c7deabc8b0949147a3d967aefe550614ec9

Analysis

max time kernel
28s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 01:09

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General

Target

adca31ab4d4ffc9fbfa86f64db689c7deabc8b0949147a3d967aefe550614ec9.dll
Size

160KB
MD5

b0f05dbae99dcf0f9b6bd27fa1cd6b8c
SHA1

c839cc670dd7b0060e54879c89fa4af8a31a945b
SHA256

adca31ab4d4ffc9fbfa86f64db689c7deabc8b0949147a3d967aefe550614ec9
SHA512

ea29fb0654bb7f66b6c237d6eb305dbd0f57716ebaaf0daaff0ad37a282a604b5856034d45e694a743fe036ff62109e57f964630e594bdab73fbec34eadd1be2

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/1260-115-0x00000000735F0000-0x000000007361E000-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 516 wrote to memory of 1260	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 1260	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 1260	516	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adca31ab4d4ffc9fbfa86f64db689c7deabc8b0949147a3d967aefe550614ec9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adca31ab4d4ffc9fbfa86f64db689c7deabc8b0949147a3d967aefe550614ec9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1260

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1260-114-0x0000000000000000-mapping.dmp

Download
memory/1260-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Filesize
184KB

Download
memory/1260-117-0x0000000003220000-0x0000000003226000-memory.dmp

Filesize
24KB

Download