dridex | 22ab7764cb980462b5379845b4152b7335cc2af10961412390f09f1471410e9c

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 10:17

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General

Target

22ab7764cb980462b5379845b4152b7335cc2af10961412390f09f1471410e9c.dll
Size

162KB
MD5

8ace7136a01a4051f9885d8660902ecf
SHA1

89ca5d1ef7434c74fe9c5fe7c14437b3d8e2377a
SHA256

22ab7764cb980462b5379845b4152b7335cc2af10961412390f09f1471410e9c
SHA512

b8a22ec44d7ca1a1627eca05ab5fc372be7f6b142538f77b918efb096bba0cbb72874df073aec50eebda7b7277d2b215e3a3c0319dd6ac78eb946d68ed99f81e

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/788-115-0x00000000735D0000-0x00000000735FE000-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 3916 wrote to memory of 788	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 788	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 788	3916	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22ab7764cb980462b5379845b4152b7335cc2af10961412390f09f1471410e9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3916

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22ab7764cb980462b5379845b4152b7335cc2af10961412390f09f1471410e9c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:788

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/788-114-0x0000000000000000-mapping.dmp

Download
memory/788-115-0x00000000735D0000-0x00000000735FE000-memory.dmp

Filesize
184KB

Download
memory/788-117-0x0000000003390000-0x0000000003396000-memory.dmp

Filesize
24KB

Download