dridex | 05c5d4e27a024cda57b42faeead0ac198ccf480b95e85a82367cba0d020dfd14

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 23:57

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General

Target

05c5d4e27a024cda57b42faeead0ac198ccf480b95e85a82367cba0d020dfd14.dll
Size

160KB
MD5

b132560a11ced2cbd8dd1ef95c95d1c6
SHA1

2281dec7c4f8019fcf21739bf6a66785f785cce6
SHA256

05c5d4e27a024cda57b42faeead0ac198ccf480b95e85a82367cba0d020dfd14
SHA512

f3ee45f85d07072ba0cccdf286baeb12f63dc8dceca572a5859b15dc737b86f4d5f6c69d588fe4c2afcb12bae8453603b45ccd43428eed255dcf715d1c5c7566

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/1704-115-0x0000000073EE0000-0x0000000073F0E000-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 3224 wrote to memory of 1704	3224	rundll32.exe	rundll32.exe
PID 3224 wrote to memory of 1704	3224	rundll32.exe	rundll32.exe
PID 3224 wrote to memory of 1704	3224	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\05c5d4e27a024cda57b42faeead0ac198ccf480b95e85a82367cba0d020dfd14.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3224

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\05c5d4e27a024cda57b42faeead0ac198ccf480b95e85a82367cba0d020dfd14.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1704

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/1704-114-0x0000000000000000-mapping.dmp

Download
memory/1704-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Filesize
184KB

Download
memory/1704-117-0x0000000000F90000-0x0000000000F96000-memory.dmp

Filesize
24KB

Download