dridex | 7beea143695f5ba32371806cd5fc88eabfdb6cd137d7e423d06656e0a43bb1b7

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 13:48

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General

Target

7beea143695f5ba32371806cd5fc88eabfdb6cd137d7e423d06656e0a43bb1b7.dll
Size

160KB
MD5

b3fd8f3e5f1de2bdf967b881668a913b
SHA1

00b6edc61beeebe2a8f0015775a67b950b752c0c
SHA256

7beea143695f5ba32371806cd5fc88eabfdb6cd137d7e423d06656e0a43bb1b7
SHA512

66086a524dcad23b2043ef2aa9b72bedd03631e714ebc71d7a4909cd9b93085bc54c9780ddc90fe08a3cc4dcae2b2f83eb302a180a0d737da6177d07804a28e8

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/1856-115-0x0000000074420000-0x000000007444E000-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 2388 wrote to memory of 1856	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 1856	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 1856	2388	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7beea143695f5ba32371806cd5fc88eabfdb6cd137d7e423d06656e0a43bb1b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7beea143695f5ba32371806cd5fc88eabfdb6cd137d7e423d06656e0a43bb1b7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1856

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/1856-114-0x0000000000000000-mapping.dmp

Download
memory/1856-115-0x0000000074420000-0x000000007444E000-memory.dmp

Filesize
184KB

Download
memory/1856-117-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download