dridex | ee454474e800a0c03d693ca41b2e7435d7bbac8c1a473d992a620bed309421ed

Analysis

max time kernel
19s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 15:46

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General

Target

ee454474e800a0c03d693ca41b2e7435d7bbac8c1a473d992a620bed309421ed.dll
Size

160KB
MD5

63aa65dcd7c90a18be872b1a886ffa3b
SHA1

beecdbb38461bf725bf512c9d6f65520aeecfea0
SHA256

ee454474e800a0c03d693ca41b2e7435d7bbac8c1a473d992a620bed309421ed
SHA512

82b9140408bb4119b048916abf784576a9ea241d87a3194d25ea8678d5eea4e447ca6db6fd6086a77d944e6a475dca81b6b2ac8bacfc5021f625e01ec654d608

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/4076-115-0x00000000755E0000-0x000000007560E000-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 4048 wrote to memory of 4076	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 4076	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 4076	4048	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee454474e800a0c03d693ca41b2e7435d7bbac8c1a473d992a620bed309421ed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee454474e800a0c03d693ca41b2e7435d7bbac8c1a473d992a620bed309421ed.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4076

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/4076-114-0x0000000000000000-mapping.dmp

Download
memory/4076-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Filesize
184KB

Download
memory/4076-117-0x0000000002C70000-0x0000000002DBA000-memory.dmp

Filesize
1.3MB

Download