dridex | 9b2ea53e8fdf6c5b6ea48144c0dab256eb4d17041e3f88770f846ce5dc621584

Analysis

max time kernel
20s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 13:09

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General

Target

9b2ea53e8fdf6c5b6ea48144c0dab256eb4d17041e3f88770f846ce5dc621584.dll
Size

160KB
MD5

e5716fe509561eaaaabd4fce0033d8eb
SHA1

f97a60ae2ca92cad5344a61c5d400ab4092b2c33
SHA256

9b2ea53e8fdf6c5b6ea48144c0dab256eb4d17041e3f88770f846ce5dc621584
SHA512

fb16f98e48f0ae9884c8309b4287e900ff71f37808847d37d3d4ba1e359bdc64021ad21be73582b02e59d55a25a053cdd08fd9ed83fde4496a827ef3b2feb56a

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/3868-115-0x0000000073D70000-0x0000000073D9E000-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 3036 wrote to memory of 3868	3036	rundll32.exe	rundll32.exe
PID 3036 wrote to memory of 3868	3036	rundll32.exe	rundll32.exe
PID 3036 wrote to memory of 3868	3036	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b2ea53e8fdf6c5b6ea48144c0dab256eb4d17041e3f88770f846ce5dc621584.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3036

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b2ea53e8fdf6c5b6ea48144c0dab256eb4d17041e3f88770f846ce5dc621584.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3868

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3868-114-0x0000000000000000-mapping.dmp

Download
memory/3868-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Filesize
184KB

Download
memory/3868-117-0x00000000036D0000-0x00000000036D6000-memory.dmp

Filesize
24KB

Download