dridex | 5d913179f4b74fe83dfa3f07563549a67a6ebec676107ecc528e19f4f28cce65

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 00:18

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General

Target
5d913179f4b74fe83dfa3f07563549a67a6ebec676107ecc528e19f4f28cce65.dll
Size 162KB
Sample210415-c818bn1e8x
SHA256 5d913179f4b74fe83dfa3f07563549a67a6ebec676107ecc528e19f4f28cce65
MD5 4e4dd85386bcd15392ae39706d272e0d
SHA1 108ab7cb635857fda5d571c3fd2d2a33270b77d8
SHA512 a0532148ebb4a0d7e3d83a14385b4b2c7fe45094ed7cf6e0cd4de960e7510e0467e2ef14ae69596de7f35e153a6a26b1f89dfed48983155163e353129b289480
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/424-115-0x0000000074310000-0x000000007433E000-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 800 wrote to memory of 424	800	rundll32.exe	69
PID 800 wrote to memory of 424	800	rundll32.exe	69
PID 800 wrote to memory of 424	800	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d913179f4b74fe83dfa3f07563549a67a6ebec676107ecc528e19f4f28cce65.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d913179f4b74fe83dfa3f07563549a67a6ebec676107ecc528e19f4f28cce65.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:424

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/424-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/424-117-0x0000000003580000-0x0000000003586000-memory.dmp