dridex | 70a4a072ac6a730f0abb0b738067a8cfcd1b387faae7b92eaa5201eb6dae5466

Analysis

max time kernel
142s
max time network
142s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 03:02

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General

Target
ed04788b_by_Libranalysis.dll
Size 162KB
Sample210508-jearbsjjaa
SHA256 70a4a072ac6a730f0abb0b738067a8cfcd1b387faae7b92eaa5201eb6dae5466
MD5 ed04788ba23d7151937b50187e88a42b
SHA1 245cf857deabcad2dca27bb84d615fd1964aa411
SHA512 da5c573493c9d2924257d2745fd701546dd6fd6892772040ec6d43862f2a7d1d1540aa8f20bbf349761f300d5cc608a7825599433ee338db23e980402123db8a
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/4572-115-0x0000000073820000-0x000000007384E000-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 4448 wrote to memory of 4572	4448	rundll32.exe	71
PID 4448 wrote to memory of 4572	4448	rundll32.exe	71
PID 4448 wrote to memory of 4572	4448	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed04788b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed04788b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4572

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/4572-115-0x0000000073820000-0x000000007384E000-memory.dmp

Download

memory/4572-117-0x0000000002F10000-0x0000000002F16000-memory.dmp