dridex | 2122fa4588de4ae000c988a21bb3f0a75a9bfd5db9f4c87f64b57257934d4ddf

Analysis

max time kernel
23s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
13/05/2021, 21:06

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General

Target
4c633c0a_by_Libranalysis.dll
Size 162KB
Sample210513-yk9fc7jeee
SHA256 2122fa4588de4ae000c988a21bb3f0a75a9bfd5db9f4c87f64b57257934d4ddf
MD5 4c633c0a37e5884addf6879b54011869
SHA1 5fec21a60f8a176222104af6146c610693733ac1
SHA512 975c9f7fca991f467f79abd5d2dab61c74b4d1193c52659babbd60e53ca605b0be19fb6c499a1d71f87b1a828b10e2f3e8a1a4f0fbf735678a139b9ae6fbcd5b
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/3188-115-0x00000000741E0000-0x000000007420E000-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 1832 wrote to memory of 3188	1832	rundll32.exe	18
PID 1832 wrote to memory of 3188	1832	rundll32.exe	18
PID 1832 wrote to memory of 3188	1832	rundll32.exe	18

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c633c0a_by_Libranalysis.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3188

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c633c0a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1832

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/3188-115-0x00000000741E0000-0x000000007420E000-memory.dmp

Download

memory/3188-117-0x00000000009A0000-0x00000000009A6000-memory.dmp