dridex | 09e05e2da3ef759c5aacb18309b99da1eb5475362c90e0a9c349f2891ae6fedd

Analysis

max time kernel
22s
max time network
8s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 15:51

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General

Target

09e05e2da3ef759c5aacb18309b99da1eb5475362c90e0a9c349f2891ae6fedd.dll
Size

160KB
MD5

8c625c68299260253dc2506105953662
SHA1

78cfa8633599c861a0985cf3868f29b52bc6f990
SHA256

09e05e2da3ef759c5aacb18309b99da1eb5475362c90e0a9c349f2891ae6fedd
SHA512

387419a22a298a2a130283ec0d779e1a9e16f92fcce0e3083fdd75f9f640131963b3adff465542521d5ea4ca366cd730a0ea4a254133f77be8c4efecc00293d8

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/1980-61-0x0000000074740000-0x000000007476E000-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 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1980	1996	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\09e05e2da3ef759c5aacb18309b99da1eb5475362c90e0a9c349f2891ae6fedd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\09e05e2da3ef759c5aacb18309b99da1eb5475362c90e0a9c349f2891ae6fedd.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1980

Network

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/1980-59-0x0000000000000000-mapping.dmp

Download
memory/1980-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

Filesize
8KB

Download
memory/1980-61-0x0000000074740000-0x000000007476E000-memory.dmp

Filesize
184KB

Download
memory/1980-63-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download