dridex | 32cba1b4cfb39d1e1d2892dcb19fa535bdf958e466e2806dd6c1e5c0b8c32ab9

Analysis

max time kernel
38s
max time network
46s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:11

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General

Target

32cba1b4cfb39d1e1d2892dcb19fa535bdf958e466e2806dd6c1e5c0b8c32ab9.dll
Size

154KB
MD5

b76a73c28f3a13425ea9cca5322d5255
SHA1

9d4d449b73407c0ca2c1fa272c83c95f944ef9fc
SHA256

32cba1b4cfb39d1e1d2892dcb19fa535bdf958e466e2806dd6c1e5c0b8c32ab9
SHA512

d1d6e991d540036e6fa8b5b7b4294335b2ef5257fdea34b20733934c6a8497a8c7fad5dccd353186176d85bfa27c4397f2f42a9e22dfe751eb45764af1b16447

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/3108-115-0x0000000073530000-0x000000007355D000-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 4000 wrote to memory of 3108	4000	rundll32.exe	rundll32.exe
PID 4000 wrote to memory of 3108	4000	rundll32.exe	rundll32.exe
PID 4000 wrote to memory of 3108	4000	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32cba1b4cfb39d1e1d2892dcb19fa535bdf958e466e2806dd6c1e5c0b8c32ab9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32cba1b4cfb39d1e1d2892dcb19fa535bdf958e466e2806dd6c1e5c0b8c32ab9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3108

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/3108-114-0x0000000000000000-mapping.dmp

Download
memory/3108-115-0x0000000073530000-0x000000007355D000-memory.dmp

Filesize
180KB

Download
memory/3108-117-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

Filesize
24KB

Download