dridex | c147b4f8be07f75bcd031efe9d9cb69c8f82596e94a2189736449d85a8cdc42b

Analysis

max time kernel
76s
max time network
77s
platform
windows10_x64
resource
win10v20210408
submitted
18/04/2021, 16:30

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General

Target
c147b4f8be07f75bcd031efe9d9cb69c8f82596e94a2189736449d85a8cdc42b.dll
Size 162KB
Sample210418-lffcgl5jca
SHA256 c147b4f8be07f75bcd031efe9d9cb69c8f82596e94a2189736449d85a8cdc42b
MD5 c00ac8145c1d0ba01cc7c2853f4e2000
SHA1 dbd3941eeb3e47fc0e54ec985b2f811fc2e8cb57
SHA512 fb25f03f425bb262dbc54a43ecabce5b2ee98ea6b4b4366519b2efdb29f36b172501b85231055beef2d863a11078ea23d865578a1b2dc44e62c64ce59e193046
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/3652-115-0x0000000073620000-0x000000007364E000-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 584 wrote to memory of 3652	584	rundll32.exe	69
PID 584 wrote to memory of 3652	584	rundll32.exe	69
PID 584 wrote to memory of 3652	584	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c147b4f8be07f75bcd031efe9d9cb69c8f82596e94a2189736449d85a8cdc42b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:584
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c147b4f8be07f75bcd031efe9d9cb69c8f82596e94a2189736449d85a8cdc42b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3652

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/3652-115-0x0000000073620000-0x000000007364E000-memory.dmp

Download

memory/3652-117-0x0000000003200000-0x000000000334A000-memory.dmp