dridex | 600850666b23a5d946a22b569bcd10b9073439423e943ebb62bd51b044bdef22

Analysis

max time kernel
24s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 23:56

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General

Target

600850666b23a5d946a22b569bcd10b9073439423e943ebb62bd51b044bdef22.dll
Size

158KB
MD5

e10eab55aaafc6a5aeb6b28101f40a04
SHA1

31b4e80eca6b5b0fb1913d5dfa46fe551ded1541
SHA256

600850666b23a5d946a22b569bcd10b9073439423e943ebb62bd51b044bdef22
SHA512

22938d3e55f9f4bf03d05332e3a49a79c61835f983a7f97ab677fd2c11b48e2c0a095dfc194452882193e2d30b9d64038ea80fd8727bc32e4e0d4b4c19bcb495

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/1120-115-0x00000000742C0000-0x00000000742ED000-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 636 wrote to memory of 1120	636	rundll32.exe	rundll32.exe
PID 636 wrote to memory of 1120	636	rundll32.exe	rundll32.exe
PID 636 wrote to memory of 1120	636	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\600850666b23a5d946a22b569bcd10b9073439423e943ebb62bd51b044bdef22.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\600850666b23a5d946a22b569bcd10b9073439423e943ebb62bd51b044bdef22.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1120

Network

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/1120-114-0x0000000000000000-mapping.dmp

Download
memory/1120-115-0x00000000742C0000-0x00000000742ED000-memory.dmp

Filesize
180KB

Download
memory/1120-117-0x0000000000870000-0x0000000000876000-memory.dmp

Filesize
24KB

Download