dridex | 5d002904fef7ab191d1bc70677b4030cb04143722da4d2a6c24982b0fe6d833c

Analysis

max time kernel
139s
max time network
142s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 13:06

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General

Target
1b84ea90_by_Libranalysis.dll
Size 162KB
Sample210429-j7x9482ljs
SHA256 5d002904fef7ab191d1bc70677b4030cb04143722da4d2a6c24982b0fe6d833c
MD5 1b84ea90875366c5e2bbc9aa42666fbd
SHA1 8601b3b0c359c14f00baf41bbb63c9af584ef374
SHA512 50d673df819a0a60c5c4dd5e52a23046c12930b67b91d5df27d49fa68a988fc665f632c7f1ce42b4078458badf0bc26963e01a149a44253af0e177109550bc03
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/1708-115-0x0000000074450000-0x000000007447E000-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 656 wrote to memory of 1708	656	rundll32.exe	71
PID 656 wrote to memory of 1708	656	rundll32.exe	71
PID 656 wrote to memory of 1708	656	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b84ea90_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b84ea90_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1708

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/1708-115-0x0000000074450000-0x000000007447E000-memory.dmp

Download

memory/1708-117-0x0000000004AC0000-0x0000000004AC6000-memory.dmp