dridex | 4daf4baa5b406c0d470b3741e3b04ac781804bf69538fe7b4229cb83d24dd490

Analysis

max time kernel
18s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 11:52

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General

Target

4daf4baa5b406c0d470b3741e3b04ac781804bf69538fe7b4229cb83d24dd490.dll
Size

160KB
MD5

d03964d4e2eb3158fc86db7853b534f4
SHA1

2d16209273aac0e6b032e7077d72d02f2e67733c
SHA256

4daf4baa5b406c0d470b3741e3b04ac781804bf69538fe7b4229cb83d24dd490
SHA512

76337cd360d5b9ec088ab60ad1e9dca81d7921a1089b10f492e62e51848c9a844aa14c20176361c650955df95e2e57c1106a2b25946cc14c0a18e9087054741e

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/3024-115-0x00000000736B0000-0x00000000736DE000-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 2256 wrote to memory of 3024	2256	rundll32.exe	rundll32.exe
PID 2256 wrote to memory of 3024	2256	rundll32.exe	rundll32.exe
PID 2256 wrote to memory of 3024	2256	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4daf4baa5b406c0d470b3741e3b04ac781804bf69538fe7b4229cb83d24dd490.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4daf4baa5b406c0d470b3741e3b04ac781804bf69538fe7b4229cb83d24dd490.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3024

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/3024-114-0x0000000000000000-mapping.dmp

Download
memory/3024-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Filesize
184KB

Download
memory/3024-117-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download