dridex | d22633d068e77142a5e90e378d8d856a91b69e42e721b366354af2d67bbde0e9

Analysis

max time kernel
38s
max time network
49s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:44

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General

Target

d22633d068e77142a5e90e378d8d856a91b69e42e721b366354af2d67bbde0e9.dll
Size

154KB
MD5

ac08cb97ed57b489ec1c5e65f7125544
SHA1

4d7d1efb51d834097a28c7f6874c77acd02a6ef5
SHA256

d22633d068e77142a5e90e378d8d856a91b69e42e721b366354af2d67bbde0e9
SHA512

20e9dab127229b6c7aa7f9bd9018f3c5778e4151ce90a8df7874b287ceaf507a4fd5ee9fa762552ae66f2b64a38528ef2426534479c49bffccba34fbc0cf0ec5

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1136-115-0x0000000074160000-0x000000007418D000-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 908 wrote to memory of 1136	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1136	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1136	908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d22633d068e77142a5e90e378d8d856a91b69e42e721b366354af2d67bbde0e9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d22633d068e77142a5e90e378d8d856a91b69e42e721b366354af2d67bbde0e9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1136

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/1136-114-0x0000000000000000-mapping.dmp

Download
memory/1136-115-0x0000000074160000-0x000000007418D000-memory.dmp

Filesize
180KB

Download
memory/1136-117-0x0000000003180000-0x0000000003186000-memory.dmp

Filesize
24KB

Download