dridex | 94a3ad0f921a047da071bd0f4d0a6b4b1de1c0d577f2219a20aada7cb9c818c5

Analysis

max time kernel
101s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 02:33

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General

Target

JaffaCakes118_94a3ad0f921a047da071bd0f4d0a6b4b1de1c0d577f2219a20aada7cb9c818c5.dll
Size

184KB
MD5

a38a4a03a089957e269609db17b64e66
SHA1

75f3478b8c09fbf9145d71e681f0ba71a17bfca1
SHA256

94a3ad0f921a047da071bd0f4d0a6b4b1de1c0d577f2219a20aada7cb9c818c5
SHA512

f0885bec6ce7bea04dc2d0a857776e0e3c48dd231dbd9ae97cb6934801b2eb4c1445db8b5fe1599a1d0aa2146ae88530a6ec7d7b4f0c8ae897bb18e52ad06b42
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KKlmsb:57TXYsd9SkONU1jKGl1lm

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/520-1-0x0000000074EF0000-0x0000000074F20000-memory.dmp	dridex_ldr
behavioral2/memory/520-2-0x0000000074EF0000-0x0000000074F20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2012	520	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 4232 wrote to memory of 520	4232	rundll32.exe	82
PID 4232 wrote to memory of 520	4232	rundll32.exe	82
PID 4232 wrote to memory of 520	4232	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94a3ad0f921a047da071bd0f4d0a6b4b1de1c0d577f2219a20aada7cb9c818c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94a3ad0f921a047da071bd0f4d0a6b4b1de1c0d577f2219a20aada7cb9c818c5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 520 -s 624
    3⤵
    - Program crash
    PID:2012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 520 -ip 520
1⤵
PID:760

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/520-0-0x00000000013B0000-0x00000000013B6000-memory.dmp

Filesize
24KB

Download
memory/520-1-0x0000000074EF0000-0x0000000074F20000-memory.dmp

Filesize
192KB

Download
memory/520-3-0x00000000013B0000-0x00000000013B6000-memory.dmp

Filesize
24KB

Download
memory/520-2-0x0000000074EF0000-0x0000000074F20000-memory.dmp

Filesize
192KB

Download