dridex | 65afb1ea8e8bfce7ccc7624d299ced33f43c7c5578bcb49c692534637eaad01b

Analysis

max time kernel
20s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 22:30

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General

Target

65afb1ea8e8bfce7ccc7624d299ced33f43c7c5578bcb49c692534637eaad01b.dll
Size

158KB
MD5

011b7cfb10e75e9d47923e79c32ae475
SHA1

b694c1306bfc7084f1d33b306b1ae1faf41d7820
SHA256

65afb1ea8e8bfce7ccc7624d299ced33f43c7c5578bcb49c692534637eaad01b
SHA512

e674fad26e095ea95a6c5bc2dc41e1df2d9d20e3332e9220bfcb9bdaf33927fe68111270080027189bc16d553cf103202ae0800f10bd2e36dc3f836cc85d8e4f

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/1628-115-0x0000000074300000-0x000000007432D000-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 500 wrote to memory of 1628	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 1628	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 1628	500	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\65afb1ea8e8bfce7ccc7624d299ced33f43c7c5578bcb49c692534637eaad01b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:500

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\65afb1ea8e8bfce7ccc7624d299ced33f43c7c5578bcb49c692534637eaad01b.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1628

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/1628-114-0x0000000000000000-mapping.dmp

Download
memory/1628-115-0x0000000074300000-0x000000007432D000-memory.dmp

Filesize
180KB

Download
memory/1628-117-0x0000000000E70000-0x0000000000FBA000-memory.dmp

Filesize
1.3MB

Download