dridex | 5123dd0a5fa5899613b8c4fe66ed2a56e980bfcdc96dbf4d4a147b490049ad38

Analysis

max time kernel
39s
max time network
47s
platform
windows10_x64
resource
win10v20210408
submitted
22-04-2021 00:05

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General

Target

5123dd0a5fa5899613b8c4fe66ed2a56e980bfcdc96dbf4d4a147b490049ad38.dll
Size

162KB
MD5

6d6c8365e8775db92d308e495c8548ec
SHA1

b7448f21cb819414feb7072d4b19dae1e0bd11c2
SHA256

5123dd0a5fa5899613b8c4fe66ed2a56e980bfcdc96dbf4d4a147b490049ad38
SHA512

617278570766a200a4db19ad5349f726822e832ca4d0d695cdc621b2a001044f1cc216368ce7453f53c785d46ff944c810a7e6ffe7b4ada3a52e0af16393e790

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/1912-115-0x0000000073530000-0x000000007355E000-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 4024 wrote to memory of 1912	4024	rundll32.exe	rundll32.exe
PID 4024 wrote to memory of 1912	4024	rundll32.exe	rundll32.exe
PID 4024 wrote to memory of 1912	4024	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5123dd0a5fa5899613b8c4fe66ed2a56e980bfcdc96dbf4d4a147b490049ad38.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5123dd0a5fa5899613b8c4fe66ed2a56e980bfcdc96dbf4d4a147b490049ad38.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1912

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/1912-114-0x0000000000000000-mapping.dmp

Download
memory/1912-115-0x0000000073530000-0x000000007355E000-memory.dmp

Filesize
184KB

Download
memory/1912-117-0x0000000000AA0000-0x0000000000B4E000-memory.dmp

Filesize
696KB

Download