dridex | e8bdd1c412392beb74eb42da90e99194a3040bebf54e3ea24231bdedaf69e820

Analysis

max time kernel
35s
max time network
43s
platform
windows10_x64
resource
win10v20210410
submitted
04-05-2021 13:44

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General

Target

e8bdd1c412392beb74eb42da90e99194a3040bebf54e3ea24231bdedaf69e820.dll
Size

162KB
MD5

224e3fe406f1abaac8eae3f9059f1d1d
SHA1

0215f16b2b3e024e4882705c5dd99d57a359997f
SHA256

e8bdd1c412392beb74eb42da90e99194a3040bebf54e3ea24231bdedaf69e820
SHA512

8dc9aeefa7c525ee571a1cf46695450cdbab508dd12ae5210fd3b19dece4b8a92e92eab4e169e998926047ab2fd56e932b659800e0bf525a95ce88700f600731

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/4028-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 4028	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 4028	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 4028	2016	rundll32.exe	rundll32.exe

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8bdd1c412392beb74eb42da90e99194a3040bebf54e3ea24231bdedaf69e820.dll,#1
1⤵
- Checks whether UAC is enabled
PID:4028

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8bdd1c412392beb74eb42da90e99194a3040bebf54e3ea24231bdedaf69e820.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

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/4028-114-0x0000000000000000-mapping.dmp

Download
memory/4028-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Filesize
184KB

Download
memory/4028-117-0x0000000000970000-0x0000000000ABA000-memory.dmp

Filesize
1.3MB

Download