dridex | 1b9a618e8355183938d9bbe03cde7405ab12fd65d8dbf360a9030601e3a0a793

Analysis

max time kernel
26s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
26-06-2021 22:33

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General

Target

1b9a618e8355183938d9bbe03cde7405ab12fd65d8dbf360a9030601e3a0a793.dll
Size

160KB
MD5

1037262663e8782d7b5d16c2dc743719
SHA1

84ee9debe9d4f07d41eab7c323f45f43cfe57d35
SHA256

1b9a618e8355183938d9bbe03cde7405ab12fd65d8dbf360a9030601e3a0a793
SHA512

395d9b64e1c1dcfb3f63b899c449e9d4d822746c753580af56ac097b83d0663b453a309fa07a10cc17dc82b619d1e861f64c5bd2416fdc2f64c711e523bad69b

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/3192-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 3192	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3192	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3192	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b9a618e8355183938d9bbe03cde7405ab12fd65d8dbf360a9030601e3a0a793.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b9a618e8355183938d9bbe03cde7405ab12fd65d8dbf360a9030601e3a0a793.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3192

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/3192-114-0x0000000000000000-mapping.dmp

Download
memory/3192-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/3192-117-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download