dridex | 90db97318413a416308635b8e91fe814a48eb8d6bf55f5c2ad0170ec9d1a7608

Analysis

max time kernel
74s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:40

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General

Target

JaffaCakes118_90db97318413a416308635b8e91fe814a48eb8d6bf55f5c2ad0170ec9d1a7608.dll
Size

161KB
MD5

4a823cf3da54f3399984a5a228a9238b
SHA1

8148257c5f1fe4b4ed384e5ee8b0048d437d9873
SHA256

90db97318413a416308635b8e91fe814a48eb8d6bf55f5c2ad0170ec9d1a7608
SHA512

734377f9e1f8810d4bf1705918b750a2ceac7ffa344c0576955a5b263453e02897003318159136638d52218cd8d242149d9be6d828b68e2192a53820a30ab9ea
SSDEEP

3072:/tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:lnS62Fl+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/2044-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2044-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	2044	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 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2044 wrote to memory of 2948	2044	rundll32.exe	31
PID 2044 wrote to memory of 2948	2044	rundll32.exe	31
PID 2044 wrote to memory of 2948	2044	rundll32.exe	31
PID 2044 wrote to memory of 2948	2044	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90db97318413a416308635b8e91fe814a48eb8d6bf55f5c2ad0170ec9d1a7608.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90db97318413a416308635b8e91fe814a48eb8d6bf55f5c2ad0170ec9d1a7608.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 264
    3⤵
    - Program crash
    PID:2948

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/2044-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2044-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2044-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2044-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download