dridex | 5afd138541999c4ace365a502d1e0a948b5dd752c6617d3fa0816fa1597b8ce9

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 09:30

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General

Target

JaffaCakes118_5afd138541999c4ace365a502d1e0a948b5dd752c6617d3fa0816fa1597b8ce9.dll
Size

161KB
MD5

4e7ca9940496bc11e79a1a407e9369e1
SHA1

bb1bd2e25bc492f797942a1c477747dc0df8d97c
SHA256

5afd138541999c4ace365a502d1e0a948b5dd752c6617d3fa0816fa1597b8ce9
SHA512

78e1da596735df92c257e0699f30f6b0033771e819211d146d94ddc00eb6a12eeeda4a09a824cfb2314cb3d6b49518641257e2392344466cd65d5473bae65182
SSDEEP

3072:Z1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:TnS62Fl+pkeJl3CvRStrFl+EYh

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/2524-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2524-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1788	2524	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 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2524 wrote to memory of 1788	2524	rundll32.exe	31
PID 2524 wrote to memory of 1788	2524	rundll32.exe	31
PID 2524 wrote to memory of 1788	2524	rundll32.exe	31
PID 2524 wrote to memory of 1788	2524	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5afd138541999c4ace365a502d1e0a948b5dd752c6617d3fa0816fa1597b8ce9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5afd138541999c4ace365a502d1e0a948b5dd752c6617d3fa0816fa1597b8ce9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 256
    3⤵
    - Program crash
    PID:1788

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/2524-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2524-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2524-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2524-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download