dridex | eb384e23b320ca080a3992e694e755545a16a8609927596ac66fc319f342b959

Analysis

max time kernel
27s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 20:28

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General

Target

eb384e23b320ca080a3992e694e755545a16a8609927596ac66fc319f342b959.dll
Size

158KB
MD5

2e8f0b45ef1133a99f7b3cd0de1f25a2
SHA1

9b3469e9dc4d95ae5116264d87b301cb8d67b9e8
SHA256

eb384e23b320ca080a3992e694e755545a16a8609927596ac66fc319f342b959
SHA512

5e158f8fcf81e80a4668095e9bbce4bb9a1f14db808178e6bc94aedc405c1ea5a6044ad607494710d9a62600d6e0821c2ae8dd38f4a55fa1fdec23bb573223b4

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/772-115-0x0000000074260000-0x000000007428D000-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 996 wrote to memory of 772	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 772	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 772	996	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb384e23b320ca080a3992e694e755545a16a8609927596ac66fc319f342b959.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb384e23b320ca080a3992e694e755545a16a8609927596ac66fc319f342b959.dll,#1
2⤵
- Checks whether UAC is enabled
PID:772

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/772-114-0x0000000000000000-mapping.dmp

Download
memory/772-115-0x0000000074260000-0x000000007428D000-memory.dmp

Filesize
180KB

Download
memory/772-117-0x00000000006D0000-0x000000000081A000-memory.dmp

Filesize
1.3MB

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