dridex | 1328f0319dfb6e103d3a8f820b347225205c0cd9a9236ef71f4c0bc79ae7526e

Analysis

max time kernel
26s
max time network
68s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 01:10

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General

Target

1328f0319dfb6e103d3a8f820b347225205c0cd9a9236ef71f4c0bc79ae7526e.dll
Size

162KB
MD5

d61a858af627cedf90f4dc6e771e60a9
SHA1

52920c504c2013b3b79c9514a3ea3e564128208e
SHA256

1328f0319dfb6e103d3a8f820b347225205c0cd9a9236ef71f4c0bc79ae7526e
SHA512

52e902c5da326c60e16f381e61d5f8d773b510b97aa82d51cc561c15091fdbaaf15b2385d58978f3efebc64a271de48153233a357ffde81785905fdfdabe7934

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/884-115-0x0000000074350000-0x000000007437E000-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 672 wrote to memory of 884	672	rundll32.exe	rundll32.exe
PID 672 wrote to memory of 884	672	rundll32.exe	rundll32.exe
PID 672 wrote to memory of 884	672	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1328f0319dfb6e103d3a8f820b347225205c0cd9a9236ef71f4c0bc79ae7526e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1328f0319dfb6e103d3a8f820b347225205c0cd9a9236ef71f4c0bc79ae7526e.dll,#1
2⤵
- Checks whether UAC is enabled
PID:884

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/884-114-0x0000000000000000-mapping.dmp

Download
memory/884-115-0x0000000074350000-0x000000007437E000-memory.dmp

Filesize
184KB

Download
memory/884-117-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download