dridex | 76ae0a41c471ed439947b97fe3fc7716ac156165e199ee99e2766dd3d0677b97

Analysis

max time kernel
19s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 02:10

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General

Target

76ae0a41c471ed439947b97fe3fc7716ac156165e199ee99e2766dd3d0677b97.dll
Size

162KB
MD5

a2ad9ac5c049e633805972689ffbc63c
SHA1

fa26d217765eadf5ef550f55e0fd1fd57e826d7d
SHA256

76ae0a41c471ed439947b97fe3fc7716ac156165e199ee99e2766dd3d0677b97
SHA512

d4626ca19819a9ca9b8c8c0f68fd9d5181c494168c0e2b1de9283264dc1d8b80df553fe48b81b9830d47de5305dd784cf0068f6d437f70c898760a7e0a8e0e01

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
behavioral1/memory/3984-115-0x0000000073BF0000-0x0000000073C1E000-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 3152 wrote to memory of 3984	3152	rundll32.exe	rundll32.exe
PID 3152 wrote to memory of 3984	3152	rundll32.exe	rundll32.exe
PID 3152 wrote to memory of 3984	3152	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\76ae0a41c471ed439947b97fe3fc7716ac156165e199ee99e2766dd3d0677b97.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3152

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\76ae0a41c471ed439947b97fe3fc7716ac156165e199ee99e2766dd3d0677b97.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3984

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/3984-114-0x0000000000000000-mapping.dmp

Download
memory/3984-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Filesize
184KB

Download
memory/3984-117-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download