dridex | 105db24199e4e8b639ced748fecc48ddc7758b2fb18d69f76fe8388611935387

Analysis

max time kernel
95s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 14:15

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General

Target

JaffaCakes118_105db24199e4e8b639ced748fecc48ddc7758b2fb18d69f76fe8388611935387.dll
Size

161KB
MD5

2612f353755c9590daae6c8fbef9f830
SHA1

33443592a8b59e874d5421a9b4027a6acc4b2c32
SHA256

105db24199e4e8b639ced748fecc48ddc7758b2fb18d69f76fe8388611935387
SHA512

82a07d5efaa5cee408599e3c42031acfbbf98790893177d95f778c336ba03bb671de68e22cd86b58e3ac89f938cc530e7aa93d488fea1b3586fe176011fbff82
SSDEEP

3072:QOSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2uGkFY:BnS62Fl+pkeJl3CvRStrFl+EYL

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
behavioral2/memory/4688-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4688-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3804	4688	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 2208 wrote to memory of 4688	2208	rundll32.exe	82
PID 2208 wrote to memory of 4688	2208	rundll32.exe	82
PID 2208 wrote to memory of 4688	2208	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_105db24199e4e8b639ced748fecc48ddc7758b2fb18d69f76fe8388611935387.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_105db24199e4e8b639ced748fecc48ddc7758b2fb18d69f76fe8388611935387.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4688 -s 712
    3⤵
    - Program crash
    PID:3804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4688 -ip 4688
1⤵
PID:1984

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/4688-0-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/4688-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4688-3-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/4688-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download