dridex | 130b96523ca7fdb62b8d4226b47f87eaff19bdd58ea3ad352561d0f9d8921a69

Analysis

max time kernel
30s
max time network
12s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 18:18

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General

Target

130b96523ca7fdb62b8d4226b47f87eaff19bdd58ea3ad352561d0f9d8921a69.dll
Size

157KB
MD5

2d486880da34db118c4eb7f95262f6ef
SHA1

8e2464cc9a9d264512393fc19633a7e4f5270482
SHA256

130b96523ca7fdb62b8d4226b47f87eaff19bdd58ea3ad352561d0f9d8921a69
SHA512

a8994dea419778862451c006e0846ac3dd9ee31fece5b7698d14649065899d5becc56ec387ad97c266f984d3536d6c391aa03814a07e3803933785465110a549

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/1088-62-0x0000000074FC0000-0x0000000074FED000-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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1088	452	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\130b96523ca7fdb62b8d4226b47f87eaff19bdd58ea3ad352561d0f9d8921a69.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:452

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\130b96523ca7fdb62b8d4226b47f87eaff19bdd58ea3ad352561d0f9d8921a69.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1088

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/1088-60-0x0000000000000000-mapping.dmp

Download
memory/1088-61-0x00000000753E1000-0x00000000753E3000-memory.dmp

Filesize
8KB

Download
memory/1088-62-0x0000000074FC0000-0x0000000074FED000-memory.dmp

Filesize
180KB

Download
memory/1088-64-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download