dridex | 25c8e6064a02b9b12b247fc3ebb1741b2efefb39df59bfc8304f68dd1405345c

Analysis

max time kernel
37s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
17/05/2021, 03:08

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General

Target
eaced49b_by_Libranalysis.dll
Size 162KB
Sample210517-jmwkflf8b2
SHA256 25c8e6064a02b9b12b247fc3ebb1741b2efefb39df59bfc8304f68dd1405345c
MD5 eaced49b2b2346df7594918ebb9533c1
SHA1 d8062ae7def2b506d07412af624f72e50af8007a
SHA512 d05305fdeb16c13d650c988bd8febe8dafb5f524c0cb74f54228cf375f35d7e55ea771e737f0fdd374e1bebffd0fe0abc8ebad02f31a9fd6ffebaacf1fc3e9bc
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/352-115-0x0000000073890000-0x00000000738BE000-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 2988 wrote to memory of 352	2988	rundll32.exe	29
PID 2988 wrote to memory of 352	2988	rundll32.exe	29
PID 2988 wrote to memory of 352	2988	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaced49b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaced49b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:352

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/352-115-0x0000000073890000-0x00000000738BE000-memory.dmp

Download

memory/352-117-0x0000000000BF0000-0x0000000000BF6000-memory.dmp