dridex | 7e247e5dc8709d34d484108f6356e38d5c69436742f48e37d41903e205626590

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
29/06/2021, 15:34

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General

Target
7e247e5dc8709d34d484108f6356e38d5c69436742f48e37d41903e205626590.dll
Size 162KB
Sample210629-cw8qgrmcdx
SHA256 7e247e5dc8709d34d484108f6356e38d5c69436742f48e37d41903e205626590
MD5 4c05a2336fb2c034e1f4e046fd6a0229
SHA1 d5ccd9152ece8ada964949aba28dcafe70fdffc2
SHA512 bb113378d8d4d2aa2a4d039a2695836cd180c4c303d881e25c59f0655fe488cb8bada99f2d6767305d9cb461e585a5d40f00a817721127a225b2465f229d8306
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
behavioral1/memory/2288-115-0x0000000073D70000-0x0000000073D9E000-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 3036 wrote to memory of 2288	3036	rundll32.exe	49
PID 3036 wrote to memory of 2288	3036	rundll32.exe	49
PID 3036 wrote to memory of 2288	3036	rundll32.exe	49

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e247e5dc8709d34d484108f6356e38d5c69436742f48e37d41903e205626590.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e247e5dc8709d34d484108f6356e38d5c69436742f48e37d41903e205626590.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2288

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/2288-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Download

memory/2288-117-0x0000000003250000-0x0000000003256000-memory.dmp