dridex | f607d1e1b56269c21ce521600e583d3092bbcde511d6e8e1e800ef4bd2c98daf

Analysis

max time kernel
126s
max time network
130s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 17:58

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General

Target
f607d1e1b56269c21ce521600e583d3092bbcde511d6e8e1e800ef4bd2c98daf.dll
Size 162KB
Sample210420-setxbjsla2
SHA256 f607d1e1b56269c21ce521600e583d3092bbcde511d6e8e1e800ef4bd2c98daf
MD5 f64dbf3bcfa3ae7fb168d23d4eaf5dc8
SHA1 0aeac3e1a7a48ae7f9a6e5d0770e0ef95d85c469
SHA512 0bcc4ea5e8756c20b9cfbf574e2b42d7d73201611d3dcdb9a974af90304ce26b58afa7f88e92e95cc45dd94b83fdbd0c720949860c28c78c1964425ceb07248c
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/3756-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f607d1e1b56269c21ce521600e583d3092bbcde511d6e8e1e800ef4bd2c98daf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f607d1e1b56269c21ce521600e583d3092bbcde511d6e8e1e800ef4bd2c98daf.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3756

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/3756-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3756-117-0x00000000029B0000-0x00000000029B6000-memory.dmp