dridex | 351eb340df0a71fba3ef2ef2b243c8bedb6dc15d6bbb7bd7f100143f123f669e

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:16

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General

Target

JaffaCakes118_351eb340df0a71fba3ef2ef2b243c8bedb6dc15d6bbb7bd7f100143f123f669e.dll
Size

161KB
MD5

e1fc3c1ce9369df229c759a7aeea5501
SHA1

93ccd514178adc5321654927bd9ae1ee6e39339e
SHA256

351eb340df0a71fba3ef2ef2b243c8bedb6dc15d6bbb7bd7f100143f123f669e
SHA512

8ee77c4b2200780adfc7831caeeb260108608d6da9381e72405ffb0b0ddb9d4ae2519b8fd627de0251b19c2605bbf78f63ea9d2dce8953a23783c5cf55ced805
SSDEEP

3072:9nSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:NnS62Fl+pkeJl3CvRStrFl+EY0

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral1/memory/2704-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2704-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2824	2704	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2184 wrote to memory of 2704	2184	rundll32.exe	30
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_351eb340df0a71fba3ef2ef2b243c8bedb6dc15d6bbb7bd7f100143f123f669e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_351eb340df0a71fba3ef2ef2b243c8bedb6dc15d6bbb7bd7f100143f123f669e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 256
    3⤵
    - Program crash
    PID:2824

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/2704-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2704-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2704-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2704-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download