dridex | 80f51f079c367faf0356d6d982fb3bc73835dbddd0f1e2258c49f5588064d71d

Analysis

max time kernel
63s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 10:01

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General

Target
080f678a_by_Libranalysis.dll
Size 162KB
Sample210506-pcg1h1t2vs
SHA256 80f51f079c367faf0356d6d982fb3bc73835dbddd0f1e2258c49f5588064d71d
MD5 080f678a0f4c919867e50577a3d7f196
SHA1 2372ee73daf2c94de9e7a1504e417d59c1d82470
SHA512 67062a26f6612040b228bc5e1670adccad6270d5b81bbd35c469188417835c03e687d032af54223c989aba704392a27b0aef55b62d3321a4088a2e792423aacf
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/1548-115-0x0000000074440000-0x000000007446E000-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 808 wrote to memory of 1548	808	rundll32.exe	71
PID 808 wrote to memory of 1548	808	rundll32.exe	71
PID 808 wrote to memory of 1548	808	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\080f678a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\080f678a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1548

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/1548-115-0x0000000074440000-0x000000007446E000-memory.dmp

Download

memory/1548-117-0x0000000002CB0000-0x0000000002CB6000-memory.dmp