dridex | 279d2ffb3d8e49c0cdd374747b0415aff6509b9ed8b15793304c17d8758dbaa8

Analysis

max time kernel
27s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 08:19

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General

Target

279d2ffb3d8e49c0cdd374747b0415aff6509b9ed8b15793304c17d8758dbaa8.dll
Size

160KB
MD5

6cd1e8686c6bc7783eeb26c087c505c6
SHA1

946634fce5fd9372a67b47b586106fe2a1f9eb82
SHA256

279d2ffb3d8e49c0cdd374747b0415aff6509b9ed8b15793304c17d8758dbaa8
SHA512

0f37ee0a7b37823bc79978bd924407543b9d7c636d34529b990511102767801acfa7fe0daadff7ff621f4f9dbf034dc1e8dc87b241413b1f5fec1cfef5d76f86

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/2976-115-0x0000000074390000-0x00000000743BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 568 wrote to memory of 2976	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 2976	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 2976	568	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\279d2ffb3d8e49c0cdd374747b0415aff6509b9ed8b15793304c17d8758dbaa8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\279d2ffb3d8e49c0cdd374747b0415aff6509b9ed8b15793304c17d8758dbaa8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2976

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/2976-114-0x0000000000000000-mapping.dmp

Download
memory/2976-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Filesize
184KB

Download
memory/2976-117-0x00000000033A0000-0x00000000033A6000-memory.dmp

Filesize
24KB

Download