dridex | 2b59fd7607c17b551a9e6dc5f9b6d15f826c8ec63985f5d477790c39b096fa6a

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 04:15

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General

Target

JaffaCakes118_2b59fd7607c17b551a9e6dc5f9b6d15f826c8ec63985f5d477790c39b096fa6a.dll
Size

161KB
MD5

e63378eceff33cbb4d4fb46eedd29766
SHA1

eb9112c2d690cf94168ad1a68ba97baf471c17c3
SHA256

2b59fd7607c17b551a9e6dc5f9b6d15f826c8ec63985f5d477790c39b096fa6a
SHA512

1fd147dc5cb9adba8427a65c7d91b197a990649aed5d507297ad98f28b7e42f0831ce39443ae4c874330a285c77a3d2a6f6330f89a786827f9ee5aede66e2a47
SSDEEP

3072:PtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:1nS62Fl+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/1524-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1524-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	1524	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 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 2668 wrote to memory of 1524	2668	rundll32.exe	30
PID 1524 wrote to memory of 2792	1524	rundll32.exe	31
PID 1524 wrote to memory of 2792	1524	rundll32.exe	31
PID 1524 wrote to memory of 2792	1524	rundll32.exe	31
PID 1524 wrote to memory of 2792	1524	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b59fd7607c17b551a9e6dc5f9b6d15f826c8ec63985f5d477790c39b096fa6a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b59fd7607c17b551a9e6dc5f9b6d15f826c8ec63985f5d477790c39b096fa6a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 256
    3⤵
    - Program crash
    PID:2792

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/1524-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1524-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1524-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download