dridex | c7690b7bb61bb8b9fbf20433847b064d571b3f6f26ebc3d8a038fee962851d8b

Analysis

max time kernel
134s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
17/05/2021, 10:09

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General

Target
bcedcf37_by_Libranalysis.dll
Size 162KB
Sample210517-pyh69exw7j
SHA256 c7690b7bb61bb8b9fbf20433847b064d571b3f6f26ebc3d8a038fee962851d8b
MD5 bcedcf3791578ee1f53c01572ae3bd0c
SHA1 dad505b397f24a00864c68442dcc518a14805c4c
SHA512 de385a010f9b7e36dd586a078e09c8600346e8a88479d4847b61577d0d233bf15a48d82779d06b024a1aaa8e516789bef2301f82dc1952a67082c0f608acf1b5
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/2256-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 2256	2016	rundll32.exe	72
PID 2016 wrote to memory of 2256	2016	rundll32.exe	72
PID 2016 wrote to memory of 2256	2016	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcedcf37_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcedcf37_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2256

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/2256-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/2256-117-0x0000000000D60000-0x0000000000D66000-memory.dmp