dridex | e3886ea8a011ea4ff43f9549a145e23da254ae017e8e7de2a6006bf73c53110a

Analysis

max time kernel
46s
max time network
55s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 16:26

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General

Target

e3886ea8a011ea4ff43f9549a145e23da254ae017e8e7de2a6006bf73c53110a.dll
Size

162KB
MD5

fa6a60830ec63693d744fcb929e619c4
SHA1

e38dd08751ebbb9c61614b2d7b5a3d5bbc4add84
SHA256

e3886ea8a011ea4ff43f9549a145e23da254ae017e8e7de2a6006bf73c53110a
SHA512

729580dd17b7c8536504422d991c0750c9a83e5c6ae37bf03ab778543a39e1743482bd211aea82d481b45a4ea9500808d7723656c1563d8be9b56d159d28ade6

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/4036-115-0x0000000074390000-0x00000000743BE000-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 568 wrote to memory of 4036	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 4036	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 4036	568	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3886ea8a011ea4ff43f9549a145e23da254ae017e8e7de2a6006bf73c53110a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:568

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3886ea8a011ea4ff43f9549a145e23da254ae017e8e7de2a6006bf73c53110a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4036

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/4036-114-0x0000000000000000-mapping.dmp

Download
memory/4036-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Filesize
184KB

Download
memory/4036-117-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download