dridex | d1215a9bc3b5e1ef497af9dcb885fcec887a05f2fe452fec2ac9d0be61ca8846

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 00:43

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General

Target

JaffaCakes118_d1215a9bc3b5e1ef497af9dcb885fcec887a05f2fe452fec2ac9d0be61ca8846.dll
Size

161KB
MD5

0354e2e046eb8424c6b39c65e1192b28
SHA1

d7251c3442785e1d1f41bb2d65fb838a170c7324
SHA256

d1215a9bc3b5e1ef497af9dcb885fcec887a05f2fe452fec2ac9d0be61ca8846
SHA512

dc9e3c438a85dd5174b22f35caf5e364cbd4a009abf46117505d43a7c396233bce5aff332afaecd679e7b5ebb86adb2072b1dbe3ff52c016271364f37501edd8
SSDEEP

3072:7tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:BnS62Fl+pkeJl3CvRStrFl+EYi

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/1712-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1712-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	1712	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 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 2092 wrote to memory of 1712	2092	rundll32.exe	30
PID 1712 wrote to memory of 2540	1712	rundll32.exe	31
PID 1712 wrote to memory of 2540	1712	rundll32.exe	31
PID 1712 wrote to memory of 2540	1712	rundll32.exe	31
PID 1712 wrote to memory of 2540	1712	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d1215a9bc3b5e1ef497af9dcb885fcec887a05f2fe452fec2ac9d0be61ca8846.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d1215a9bc3b5e1ef497af9dcb885fcec887a05f2fe452fec2ac9d0be61ca8846.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 256
    3⤵
    - Program crash
    PID:2540

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/1712-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1712-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1712-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1712-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download