dridex | 375550f26f0f8bd9ae8b3ee48b81f1db7fd72e224510ffdfdf7a0458fda6b7c1

Analysis

max time kernel
92s
max time network
139s
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 19:34

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General

Target

JaffaCakes118_375550f26f0f8bd9ae8b3ee48b81f1db7fd72e224510ffdfdf7a0458fda6b7c1.dll
Size

184KB
MD5

b93552fabb556512e856442c4e18a2c3
SHA1

9a8770b08f16a690a658e7f81ecfd3f86214ada2
SHA256

375550f26f0f8bd9ae8b3ee48b81f1db7fd72e224510ffdfdf7a0458fda6b7c1
SHA512

18d64647b8a85c4758f4d672e04c64032c129e0d6caf8a34b38225436d9193658d6dc4dd771a89ed659a61d780a93f760561c74ea15950201286fb975c549659
SSDEEP

3072:iJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:DfYOX+wTScR/Xzku9LVwDuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1320-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr
behavioral2/memory/1320-2-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4160	1320	WerFault.exe	82

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 4536 wrote to memory of 1320	4536	rundll32.exe	82
PID 4536 wrote to memory of 1320	4536	rundll32.exe	82
PID 4536 wrote to memory of 1320	4536	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_375550f26f0f8bd9ae8b3ee48b81f1db7fd72e224510ffdfdf7a0458fda6b7c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_375550f26f0f8bd9ae8b3ee48b81f1db7fd72e224510ffdfdf7a0458fda6b7c1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 616
    3⤵
    - Program crash
    PID:4160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1320 -ip 1320
1⤵
PID:1744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1320-0-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/1320-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

Download
memory/1320-3-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/1320-2-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

Download