dridex | 4c0ad7846b6327e680f4c4084eace169c52c701546f59ba428d1f1e01214540a

Analysis

max time kernel
37s
max time network
47s
platform
windows10_x64
resource
win10v20210410
submitted
04-05-2021 14:49

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General

Target

4c0ad7846b6327e680f4c4084eace169c52c701546f59ba428d1f1e01214540a.dll
Size

158KB
MD5

b1aa4a5139a25832d420db0e297b62b1
SHA1

c3e53995cfb1518b4460f13dcf0c269d95fd1bad
SHA256

4c0ad7846b6327e680f4c4084eace169c52c701546f59ba428d1f1e01214540a
SHA512

ba01784648e5cd52871501d6acd958c14c6df5c7d937afb45d1de44cf8356cd74eff27704100798347478040c255076e58cd50bed0cd386cdf09b1ebe1748230

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/4480-115-0x0000000073820000-0x000000007384D000-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 4444 wrote to memory of 4480	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4480	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4480	4444	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c0ad7846b6327e680f4c4084eace169c52c701546f59ba428d1f1e01214540a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c0ad7846b6327e680f4c4084eace169c52c701546f59ba428d1f1e01214540a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4480

Network

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/4480-114-0x0000000000000000-mapping.dmp

Download
memory/4480-115-0x0000000073820000-0x000000007384D000-memory.dmp

Filesize
180KB

Download
memory/4480-117-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download