dridex | cb594fc8bc55b084f488ddd924a0055425ccac46307ae6b8b76546ba800d237a

Analysis

max time kernel
18s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 01:39

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General

Target

cb594fc8bc55b084f488ddd924a0055425ccac46307ae6b8b76546ba800d237a.dll
Size

160KB
MD5

06ec7754ddb539e8e5cf4fe829027a4a
SHA1

5ae5067759b80fadec53efcd523fb24b91535164
SHA256

cb594fc8bc55b084f488ddd924a0055425ccac46307ae6b8b76546ba800d237a
SHA512

463aebb6a3e8d015a446f9f6f96dfeb7e321ee07ef3b0330d86ce328715eae9439cba44473b766e557965772d7199f5e4de7be6aaaad78f2d4184de8d2f26ab6

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/1972-115-0x0000000073660000-0x000000007368E000-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 4012 wrote to memory of 1972	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 1972	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 1972	4012	rundll32.exe	rundll32.exe

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb594fc8bc55b084f488ddd924a0055425ccac46307ae6b8b76546ba800d237a.dll,#1
1⤵
- Checks whether UAC is enabled
PID:1972

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb594fc8bc55b084f488ddd924a0055425ccac46307ae6b8b76546ba800d237a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012

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/1972-114-0x0000000000000000-mapping.dmp

Download
memory/1972-115-0x0000000073660000-0x000000007368E000-memory.dmp

Filesize
184KB

Download
memory/1972-117-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download