dridex | f3409f2c00eca4351957204c172a9b4408eeb6465c3299cd9c2ad9ac26f5173b

Analysis

max time kernel
18s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 08:20

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General

Target

f3409f2c00eca4351957204c172a9b4408eeb6465c3299cd9c2ad9ac26f5173b.dll
Size

162KB
MD5

0e44a87f9097dde85eacab38a6264a37
SHA1

7dd6cfed06ba0a5a00b065f1b6bcbf24a789a65e
SHA256

f3409f2c00eca4351957204c172a9b4408eeb6465c3299cd9c2ad9ac26f5173b
SHA512

c77e6071d91a87e5c5fea9d44e45a50251a57fad1f64eacc263ae8fbec5dda21afd86e5ff95092decc45948a5917d65c637f3af3d6dbb0504b55e316158b90de

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/3976-115-0x00000000742B0000-0x00000000742DE000-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 3156 wrote to memory of 3976	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 3976	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 3976	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3409f2c00eca4351957204c172a9b4408eeb6465c3299cd9c2ad9ac26f5173b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3409f2c00eca4351957204c172a9b4408eeb6465c3299cd9c2ad9ac26f5173b.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3976

Network

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/3976-114-0x0000000000000000-mapping.dmp

Download
memory/3976-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/3976-117-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download