dridex | 0e4fa3071823b8e65092384b5e04d85ea8a7258b634fff53e3b4536feb1dabeb

Analysis

max time kernel
40s
max time network
50s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 13:57

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General

Target

0e4fa3071823b8e65092384b5e04d85ea8a7258b634fff53e3b4536feb1dabeb.dll
Size

158KB
MD5

70a9a65c700ce93b0e99de26cc902698
SHA1

3cb169d4d0d64414330252e7f3bcd4cdf2f77acb
SHA256

0e4fa3071823b8e65092384b5e04d85ea8a7258b634fff53e3b4536feb1dabeb
SHA512

e0ca96cf319876f88c9324983f0b253d3900ccfcb7dbb17ab05a0b782ecb4fafc53877b7024f915e2ce3114100b612c6388fbb10922ff837388e9e28db625f96

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/3152-115-0x0000000073860000-0x000000007388D000-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 2208 wrote to memory of 3152	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 3152	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 3152	2208	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e4fa3071823b8e65092384b5e04d85ea8a7258b634fff53e3b4536feb1dabeb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e4fa3071823b8e65092384b5e04d85ea8a7258b634fff53e3b4536feb1dabeb.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3152

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/3152-114-0x0000000000000000-mapping.dmp

Download
memory/3152-115-0x0000000073860000-0x000000007388D000-memory.dmp

Filesize
180KB

Download
memory/3152-117-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download