dridex | 12d53ae6002eb2963f18e98f7f6565391a8e2b01cc0275ceca79de1719e7bde4

Analysis

max time kernel
120s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 03:02

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General

Target
d79ffd2a_by_Libranalysis.dll
Size 162KB
Sample210506-wf781668p2
SHA256 12d53ae6002eb2963f18e98f7f6565391a8e2b01cc0275ceca79de1719e7bde4
MD5 d79ffd2a2570dcf6edd69cecba8be734
SHA1 ac25aec91e1787bcafedd2e501c3e09284a5d727
SHA512 7bf15522fd5e4115d7de1ab1ad9f09048a8bf16eb89d4754c01caa7d5b2820f4b550ec8068d65fd51001518f7754362ef14cdac4a1b75c97576c9c190ac97951
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/4072-115-0x00000000736B0000-0x00000000736DE000-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 2256 wrote to memory of 4072	2256	rundll32.exe	71
PID 2256 wrote to memory of 4072	2256	rundll32.exe	71
PID 2256 wrote to memory of 4072	2256	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d79ffd2a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d79ffd2a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4072

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/4072-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/4072-117-0x00000000010F0000-0x00000000010F6000-memory.dmp