dridex | 32fb3300dbe422f5fe4a685632f76763bac2147a4014b4cdef765e397e8ec5b9

Analysis

max time kernel
26s
max time network
123s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 09:14

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General

Target

32fb3300dbe422f5fe4a685632f76763bac2147a4014b4cdef765e397e8ec5b9.dll
Size

162KB
MD5

5880fb263468e2dca01c3d4077584484
SHA1

ff77f25e5cfffddc979ad1a3d1b517d649df14fd
SHA256

32fb3300dbe422f5fe4a685632f76763bac2147a4014b4cdef765e397e8ec5b9
SHA512

ee54bea61dd70b128e9bb0e6244f4653ef7128e1a8f55d94bd706de8c47bec67f49febce03af7d4ffa6f366040d8f6a43dd876bfe7f2132aee64da9e719e25cd

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/964-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32fb3300dbe422f5fe4a685632f76763bac2147a4014b4cdef765e397e8ec5b9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32fb3300dbe422f5fe4a685632f76763bac2147a4014b4cdef765e397e8ec5b9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:964

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/964-114-0x0000000000000000-mapping.dmp

Download
memory/964-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/964-117-0x0000000002600000-0x000000000274A000-memory.dmp

Filesize
1.3MB

Download