dridex | d682ff1fb542940720caa653f3b8768ad6337b6824eed66f644f1107cab8b09d

Analysis

max time kernel
25s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
25-06-2021 05:42

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General

Target

d682ff1fb542940720caa653f3b8768ad6337b6824eed66f644f1107cab8b09d.dll
Size

158KB
MD5

a856c8611b00360e8fe165d0b1ae10c0
SHA1

1616d02243c85b1a41d4ed54a4e09ce4c6ed0d1b
SHA256

d682ff1fb542940720caa653f3b8768ad6337b6824eed66f644f1107cab8b09d
SHA512

adbc14f1ee6b81741968ade8564572cd525e64168127984d491e6f451ac35809cf4da5dabc079167e0a990dcccfb982cab51dea1292599cca75eda386caf2928

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/1140-115-0x0000000074160000-0x000000007418D000-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 904 wrote to memory of 1140	904	rundll32.exe	rundll32.exe
PID 904 wrote to memory of 1140	904	rundll32.exe	rundll32.exe
PID 904 wrote to memory of 1140	904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d682ff1fb542940720caa653f3b8768ad6337b6824eed66f644f1107cab8b09d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:904

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d682ff1fb542940720caa653f3b8768ad6337b6824eed66f644f1107cab8b09d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1140

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/1140-114-0x0000000000000000-mapping.dmp

Download
memory/1140-115-0x0000000074160000-0x000000007418D000-memory.dmp

Filesize
180KB

Download
memory/1140-117-0x00000000031E0000-0x00000000031E6000-memory.dmp

Filesize
24KB

Download