dridex | f0e9e9b4ab13b3a4345227eda23b9eab39749464f515e6ab1325ee0b730491d6

Analysis

max time kernel
39s
max time network
47s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:44

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General

Target

f0e9e9b4ab13b3a4345227eda23b9eab39749464f515e6ab1325ee0b730491d6.dll
Size

154KB
MD5

76a2f7515158ef021bddc4b9d965a6a5
SHA1

a1c068b0d1957cfa2ec912b3cea82caa6aba9b97
SHA256

f0e9e9b4ab13b3a4345227eda23b9eab39749464f515e6ab1325ee0b730491d6
SHA512

714da0db44b46b1663f5449e48936667b701a339335736b221007029d457a9f1b8bdcfd6a5655fc3e1f02b7fc0c568a65a1447c4ebbe6e4cbfc427e35b3b6b52

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/1064-115-0x00000000735F0000-0x000000007361D000-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 596 wrote to memory of 1064	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1064	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1064	596	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0e9e9b4ab13b3a4345227eda23b9eab39749464f515e6ab1325ee0b730491d6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0e9e9b4ab13b3a4345227eda23b9eab39749464f515e6ab1325ee0b730491d6.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1064

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/1064-114-0x0000000000000000-mapping.dmp

Download
memory/1064-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Filesize
180KB

Download
memory/1064-117-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download