dridex | 272e4739650bcf3d46e105461e4cce54c2b07cb87385e732bb93b69574b5f688

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 11:31

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General

Target

JaffaCakes118_272e4739650bcf3d46e105461e4cce54c2b07cb87385e732bb93b69574b5f688.dll
Size

161KB
MD5

c0a09834071d58c8a11eef6408a0e133
SHA1

f09919a9dabf47205f397bb6f3387a6286004302
SHA256

272e4739650bcf3d46e105461e4cce54c2b07cb87385e732bb93b69574b5f688
SHA512

bf28c4bcf437208d910c984a15d97e65627e9b3f893a58a7c29a4b0c13fe6f0667c05c762ffcde8ffd291610bd05a0b66531899d975068404fab852305b32205
SSDEEP

3072:KnSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:ynS62Fl+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
behavioral2/memory/4040-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4040-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5032	4040	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 1172 wrote to memory of 4040	1172	rundll32.exe	82
PID 1172 wrote to memory of 4040	1172	rundll32.exe	82
PID 1172 wrote to memory of 4040	1172	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_272e4739650bcf3d46e105461e4cce54c2b07cb87385e732bb93b69574b5f688.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_272e4739650bcf3d46e105461e4cce54c2b07cb87385e732bb93b69574b5f688.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 720
    3⤵
    - Program crash
    PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4040 -ip 4040
1⤵
PID:3028

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/4040-0-0x00000000026A0000-0x00000000026A6000-memory.dmp

Filesize
24KB

Download
memory/4040-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4040-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4040-3-0x00000000026A0000-0x00000000026A6000-memory.dmp

Filesize
24KB

Download