dridex | 0473b71b73a952c51cf5e92f4c2133995b35c3512a5812312698cb2654e6095d

Analysis

max time kernel
35s
max time network
43s
platform
windows10_x64
resource
win10v20210410
submitted
22-04-2021 00:21

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General

Target

0473b71b73a952c51cf5e92f4c2133995b35c3512a5812312698cb2654e6095d.dll
Size

160KB
MD5

6add7324f05f338f960ca4d0e995a51a
SHA1

da039fae969d9ae5e7dbed68bf6f38cad59f6f86
SHA256

0473b71b73a952c51cf5e92f4c2133995b35c3512a5812312698cb2654e6095d
SHA512

2d06be612b82642f0d369709b4e23d664a55963f344067711083a7ad6aea99cdf96e5c982cab8802348cc8faa3b05aa3f936d6d963663815bb23081d78383623

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/4092-115-0x00000000735E0000-0x000000007360E000-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 3968 wrote to memory of 4092	3968	rundll32.exe	rundll32.exe
PID 3968 wrote to memory of 4092	3968	rundll32.exe	rundll32.exe
PID 3968 wrote to memory of 4092	3968	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0473b71b73a952c51cf5e92f4c2133995b35c3512a5812312698cb2654e6095d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3968

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0473b71b73a952c51cf5e92f4c2133995b35c3512a5812312698cb2654e6095d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4092

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/4092-114-0x0000000000000000-mapping.dmp

Download
memory/4092-115-0x00000000735E0000-0x000000007360E000-memory.dmp

Filesize
184KB

Download
memory/4092-117-0x0000000002920000-0x0000000002A6A000-memory.dmp

Filesize
1.3MB

Download