dridex | 348c7c45f161dcc9c9c7882d9ac5492450160bbd7d296dc8455cd1d6e901d73f

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 02:01

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General

Target
348c7c45f161dcc9c9c7882d9ac5492450160bbd7d296dc8455cd1d6e901d73f.dll
Size 158KB
Sample210419-4e9fx9cac6
SHA256 348c7c45f161dcc9c9c7882d9ac5492450160bbd7d296dc8455cd1d6e901d73f
MD5 0462b38e268e4b770b23c5683b40b1e9
SHA1 59b588a6ec0a944752c113278e37c6da2f3a7fd1
SHA512 aca5412fa708f631fef6407f9d70c2e798bd26016e13072aae77acf5c25274b82f10b07b8cdc995bfee4bf5f0b37004d6670318e36084fe1f67cab04701788c8
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/3924-115-0x0000000074090000-0x00000000740BD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 3924	3540	rundll32.exe	62
PID 3540 wrote to memory of 3924	3540	rundll32.exe	62
PID 3540 wrote to memory of 3924	3540	rundll32.exe	62

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\348c7c45f161dcc9c9c7882d9ac5492450160bbd7d296dc8455cd1d6e901d73f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\348c7c45f161dcc9c9c7882d9ac5492450160bbd7d296dc8455cd1d6e901d73f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3924

Network

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/3924-115-0x0000000074090000-0x00000000740BD000-memory.dmp

Download

memory/3924-117-0x0000000003060000-0x0000000003066000-memory.dmp