dridex | 5ab01eda9265dd65043b6c536df448944eea8a1a527973b876df47a0ce74fb36

Analysis

max time kernel
27s
max time network
114s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 01:27

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General

Target

5ab01eda9265dd65043b6c536df448944eea8a1a527973b876df47a0ce74fb36.dll
Size

160KB
MD5

977410122258893798fdea913409d1f8
SHA1

0ea55bf3df65ef6fa53d4bf1e3e8ff5bb6fb9d23
SHA256

5ab01eda9265dd65043b6c536df448944eea8a1a527973b876df47a0ce74fb36
SHA512

ec8d4d7c600e6acc30ba278e7b245589f1c5d0fbbcb418302bb2e10a1ffe5ae4f2f170611b6ac2574c608013dfb1323ef4e38feab13c4cca42b765ac88ba65d8

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/3992-115-0x0000000073AA0000-0x0000000073ACE000-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 3924 wrote to memory of 3992	3924	rundll32.exe	rundll32.exe
PID 3924 wrote to memory of 3992	3924	rundll32.exe	rundll32.exe
PID 3924 wrote to memory of 3992	3924	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ab01eda9265dd65043b6c536df448944eea8a1a527973b876df47a0ce74fb36.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3924

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ab01eda9265dd65043b6c536df448944eea8a1a527973b876df47a0ce74fb36.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3992

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3992-114-0x0000000000000000-mapping.dmp

Download
memory/3992-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Filesize
184KB

Download
memory/3992-117-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

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