dridex | ed66ef1202ee081fa63913b3e86f9415f490859dcab71d7c164f5173e5b10e62

Analysis

max time kernel
28s
max time network
13s
platform
windows7_x64
resource
win7v20210408
submitted
21-04-2021 14:18

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General

Target

ed66ef1202ee081fa63913b3e86f9415f490859dcab71d7c164f5173e5b10e62.dll
Size

158KB
MD5

ede7c6855776606a965bad359e3175ba
SHA1

d5c2317d5021198409eb7c627c4c1089592b3ecd
SHA256

ed66ef1202ee081fa63913b3e86f9415f490859dcab71d7c164f5173e5b10e62
SHA512

47f29d6eeb07aa2ceae72e8d7ff2fc83893daf56cdfe9c61605ecef8e32a068731682c3113c4c601fccbebf2492977b61742361610f6cab877a022c112b78fad

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/1816-61-0x00000000749B0000-0x00000000749DD000-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 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1816	1824	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed66ef1202ee081fa63913b3e86f9415f490859dcab71d7c164f5173e5b10e62.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed66ef1202ee081fa63913b3e86f9415f490859dcab71d7c164f5173e5b10e62.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1816

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/1816-59-0x0000000000000000-mapping.dmp

Download
memory/1816-60-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1816-61-0x00000000749B0000-0x00000000749DD000-memory.dmp

Filesize
180KB

Download
memory/1816-63-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download