dridex | 740acb68018a65fb90383f6c55ced23ccc1704c5396b68581b24330e7406c9d5

Analysis

max time kernel
34s
max time network
44s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 21:29

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General

Target

740acb68018a65fb90383f6c55ced23ccc1704c5396b68581b24330e7406c9d5.dll
Size

162KB
MD5

9650f61a4a7e516406c17f437af0ae56
SHA1

494bdb654eb87f193bd0a1cecb3b0a3d99a639cc
SHA256

740acb68018a65fb90383f6c55ced23ccc1704c5396b68581b24330e7406c9d5
SHA512

a2ef260c34f5078a80174e83a07103fd616a1504b160be6f618aadb770cec72e0b90fa5443adac403389f0369da6b7acb01f8569ee2213811f3098107943cc46

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/4884-115-0x0000000073880000-0x00000000738AE000-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 4804 wrote to memory of 4884	4804	rundll32.exe	rundll32.exe
PID 4804 wrote to memory of 4884	4804	rundll32.exe	rundll32.exe
PID 4804 wrote to memory of 4884	4804	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\740acb68018a65fb90383f6c55ced23ccc1704c5396b68581b24330e7406c9d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\740acb68018a65fb90383f6c55ced23ccc1704c5396b68581b24330e7406c9d5.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4884

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/4884-114-0x0000000000000000-mapping.dmp

Download
memory/4884-115-0x0000000073880000-0x00000000738AE000-memory.dmp

Filesize
184KB

Download
memory/4884-117-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download