dridex | 2a47e88e96f34563572e05c622e4fddd5f7f41a1b8785baaecdee681e6d47bd4

Analysis

max time kernel
21s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 14:28

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General

Target
2a47e88e96f34563572e05c622e4fddd5f7f41a1b8785baaecdee681e6d47bd4.dll
Size 162KB
Sample210418-cv958daccj
SHA256 2a47e88e96f34563572e05c622e4fddd5f7f41a1b8785baaecdee681e6d47bd4
MD5 6e474d1a3b09a3ba27f2a0ca17b1f1fd
SHA1 9d36a10a9b0aba4dab46bc09fbe267a72f0a8ab7
SHA512 37a3b438d46dbd499e7005cbf441e3f0919a0b029443221f4a0a738ae3579f025550021a91cce30da4d20607a4bf8f8813303c84be98d1f56a0c09657e999503
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/1692-115-0x0000000073860000-0x000000007388E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 1692	2208	rundll32.exe	72
PID 2208 wrote to memory of 1692	2208	rundll32.exe	72
PID 2208 wrote to memory of 1692	2208	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a47e88e96f34563572e05c622e4fddd5f7f41a1b8785baaecdee681e6d47bd4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a47e88e96f34563572e05c622e4fddd5f7f41a1b8785baaecdee681e6d47bd4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1692-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/1692-117-0x0000000002FF0000-0x0000000002FF6000-memory.dmp