dridex | 957cf79d71ffb7e363184aaac360d03f4646ea36cdb812ae8eea79272224f652

Analysis

max time kernel
95s
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
24-12-2024 02:39

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General

Target

JaffaCakes118_957cf79d71ffb7e363184aaac360d03f4646ea36cdb812ae8eea79272224f652.dll
Size

184KB
MD5

f9dcce974bcc4685bb50cfde673ed8c8
SHA1

f91f7bc3de94e10977535a7f67d8a839c0901c13
SHA256

957cf79d71ffb7e363184aaac360d03f4646ea36cdb812ae8eea79272224f652
SHA512

d18da3256087e838c978aa17c137d7dc5dd0604bd291054dd33e9199d4ea62f938c6f0f22504e124e5572f2ae4d6f45c0c5f23dc3f08c86d1e8102f76d2e52d6
SSDEEP

3072:muwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KUlmsb:47TXYsd9SkONU1jKGlLlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1048-0-0x0000000074D80000-0x0000000074DB0000-memory.dmp	dridex_ldr
behavioral2/memory/1048-3-0x0000000074D80000-0x0000000074DB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	1048	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 4176 wrote to memory of 1048	4176	rundll32.exe	82
PID 4176 wrote to memory of 1048	4176	rundll32.exe	82
PID 4176 wrote to memory of 1048	4176	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_957cf79d71ffb7e363184aaac360d03f4646ea36cdb812ae8eea79272224f652.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_957cf79d71ffb7e363184aaac360d03f4646ea36cdb812ae8eea79272224f652.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 616
    3⤵
    - Program crash
    PID:2668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1048 -ip 1048
1⤵
PID:4092

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

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Downloads

memory/1048-0-0x0000000074D80000-0x0000000074DB0000-memory.dmp

Filesize
192KB

Download
memory/1048-2-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/1048-3-0x0000000074D80000-0x0000000074DB0000-memory.dmp

Filesize
192KB

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