dridex | e894ffbf3791bf04c075ca34a4b1be5c139a75bacced161a6d4592854b28ecb9

Analysis

max time kernel
20s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20/05/2021, 17:31

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General

Target
490c4b41_by_Libranalysis.dll
Size 162KB
Sample210520-899246bt7j
SHA256 e894ffbf3791bf04c075ca34a4b1be5c139a75bacced161a6d4592854b28ecb9
MD5 490c4b411100a1a9a68fdc6715393711
SHA1 37c93c8c4e2553534447572232ada11afce1f0d7
SHA512 a5d2951b51a70217895ed716ea951d4d3f1ea769fda2cc9d0516db74ac7c8c70355451335776de3a99a1d72b6f1f01d878e828496ef7b29ccaf22cee666bb158
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/740-115-0x0000000073860000-0x000000007388E000-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 2204 wrote to memory of 740	2204	rundll32.exe	70
PID 2204 wrote to memory of 740	2204	rundll32.exe	70
PID 2204 wrote to memory of 740	2204	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\490c4b41_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\490c4b41_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:740

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/740-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/740-117-0x0000000000D40000-0x0000000000DEE000-memory.dmp