dridex | 86dace727cc6ac317e4f4895a2c61270e4e7413e3056a26b305a710d2cde0424

Analysis

max time kernel
26s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 07:09

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General

Target

86dace727cc6ac317e4f4895a2c61270e4e7413e3056a26b305a710d2cde0424.dll
Size

160KB
MD5

48dce7362a8acb5bd7e9a5022212277c
SHA1

847bdf7b9d7b2b3db5ba4b9ea5e1e6ae4b9ad0be
SHA256

86dace727cc6ac317e4f4895a2c61270e4e7413e3056a26b305a710d2cde0424
SHA512

5467711501a8630bbb47782469c45d3470f6f572bda9692277eaed8aeb9a1776faf1c1d4fabb1ec235d0bf80ff6174955554067c24e72b0a74a222b2bd19d267

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/4044-115-0x0000000073620000-0x000000007364E000-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 504 wrote to memory of 4044	504	rundll32.exe	rundll32.exe
PID 504 wrote to memory of 4044	504	rundll32.exe	rundll32.exe
PID 504 wrote to memory of 4044	504	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\86dace727cc6ac317e4f4895a2c61270e4e7413e3056a26b305a710d2cde0424.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:504

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\86dace727cc6ac317e4f4895a2c61270e4e7413e3056a26b305a710d2cde0424.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4044

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/4044-114-0x0000000000000000-mapping.dmp

Download
memory/4044-115-0x0000000073620000-0x000000007364E000-memory.dmp

Filesize
184KB

Download
memory/4044-117-0x0000000000D40000-0x0000000000D46000-memory.dmp

Filesize
24KB

Download