dridex | ec6a62cd76754b898b54d6ea3ad91b27508a7b68ff2f01989de336fb45d5d9cb

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
22/05/2021, 09:03

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General

Target
568a11ed_by_Libranalysis.dll
Size 162KB
Sample210522-netk8ts86a
SHA256 ec6a62cd76754b898b54d6ea3ad91b27508a7b68ff2f01989de336fb45d5d9cb
MD5 568a11ed47b760a0dcbb1f7b2eb8308c
SHA1 eba377fc39f0983f46bafa74315b317fba81d2b0
SHA512 73b0c2fcfd632e18b3160e036b130f0d364da22423f8c389cc998a1919b1310cb18a223689c9806d7e7575f9fcefb0d408426b76f1392ccf966ddfa631d4c173
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/3808-115-0x0000000073B80000-0x0000000073BAE000-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 3988 wrote to memory of 3808	3988	rundll32.exe	69
PID 3988 wrote to memory of 3808	3988	rundll32.exe	69
PID 3988 wrote to memory of 3808	3988	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\568a11ed_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\568a11ed_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3808

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/3808-115-0x0000000073B80000-0x0000000073BAE000-memory.dmp

Download

memory/3808-117-0x00000000025D0000-0x00000000025D6000-memory.dmp