dridex | f1e5d57088c1939fd6b902367df2090f03826e61c680ff4541ae381565a75a05

Analysis

max time kernel
100s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:55

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General

Target

JaffaCakes118_f1e5d57088c1939fd6b902367df2090f03826e61c680ff4541ae381565a75a05.dll
Size

204KB
MD5

44f501d3a8cd43ea8bd2a3b3e918f845
SHA1

f3df12df871edfd40ac0d9b3cdc8faefbcfb8e8e
SHA256

f1e5d57088c1939fd6b902367df2090f03826e61c680ff4541ae381565a75a05
SHA512

37ab298eaf0b0dbe27e442a7a5fdfa43ddca3cbe3937eea0c9dfed2370c516082e125c481439bd1ce9c1e82634be3d325e62c054eca00111e98b8fe8f404cf9c
SSDEEP

3072:36FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:3ZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2988-1-0x0000000074D40000-0x0000000074D75000-memory.dmp	dridex_ldr
behavioral2/memory/2988-4-0x0000000074D40000-0x0000000074D75000-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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 2988	4052	rundll32.exe	83
PID 4052 wrote to memory of 2988	4052	rundll32.exe	83
PID 4052 wrote to memory of 2988	4052	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f1e5d57088c1939fd6b902367df2090f03826e61c680ff4541ae381565a75a05.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f1e5d57088c1939fd6b902367df2090f03826e61c680ff4541ae381565a75a05.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2988-0-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/2988-1-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/2988-3-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/2988-4-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download