dridex | e8df9531625f63f3da7b3aa34c7dae2c382e0e43b6c55e10c3a80a7a83a6c26a

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 21:57

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General

Target

e8df9531625f63f3da7b3aa34c7dae2c382e0e43b6c55e10c3a80a7a83a6c26a.dll
Size

158KB
MD5

a63352c155e1398f47a9e9813edd981d
SHA1

cd9d869c36671059dfb19209e1e62686558f182a
SHA256

e8df9531625f63f3da7b3aa34c7dae2c382e0e43b6c55e10c3a80a7a83a6c26a
SHA512

c9c582e82dc322c56075ce79ecad0fe7e244413cd40841b60718068b1944db19809f64d61618dc7f2f73c13bf1ff1c3cade4f7745aa045ba938825c805adeea9

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/680-115-0x00000000739B0000-0x00000000739DD000-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 508 wrote to memory of 680	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 680	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 680	508	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8df9531625f63f3da7b3aa34c7dae2c382e0e43b6c55e10c3a80a7a83a6c26a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8df9531625f63f3da7b3aa34c7dae2c382e0e43b6c55e10c3a80a7a83a6c26a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:680

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/680-114-0x0000000000000000-mapping.dmp

Download
memory/680-115-0x00000000739B0000-0x00000000739DD000-memory.dmp

Filesize
180KB

Download
memory/680-117-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download