dridex | 9469fe14b5f4c7793c9a4096707130cbd3d4105a76d8fdf5102ec478535a2164

Analysis

max time kernel
20s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 15:36

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General

Target

9469fe14b5f4c7793c9a4096707130cbd3d4105a76d8fdf5102ec478535a2164.dll
Size

162KB
MD5

3df6db2fd6ca30703f550cd3e2b9df79
SHA1

e5a23572cd9538206c5a37ac739c53618bd66c4a
SHA256

9469fe14b5f4c7793c9a4096707130cbd3d4105a76d8fdf5102ec478535a2164
SHA512

a08371714aa7fc7c868a4c9aed91380837974641dce09fe4363bd40d690ab94bc8633287e388c449e1c8da23b8b3de68351cce4f7ce6183abbe0d002ff892309

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
behavioral2/memory/3700-115-0x0000000073EE0000-0x0000000073F0E000-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 4060 wrote to memory of 3700	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3700	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3700	4060	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9469fe14b5f4c7793c9a4096707130cbd3d4105a76d8fdf5102ec478535a2164.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4060

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9469fe14b5f4c7793c9a4096707130cbd3d4105a76d8fdf5102ec478535a2164.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3700

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/3700-114-0x0000000000000000-mapping.dmp

Download
memory/3700-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Filesize
184KB

Download
memory/3700-117-0x0000000003350000-0x000000000349A000-memory.dmp

Filesize
1.3MB

Download