dridex | 31e82b0bcfbba0d39fee8588601a2906ec8f8a7a5daf87ee2dc72518c7129685

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 17:27

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General

Target

JaffaCakes118_31e82b0bcfbba0d39fee8588601a2906ec8f8a7a5daf87ee2dc72518c7129685.dll
Size

161KB
MD5

ccd84cfb097dc7e75e96658564513aac
SHA1

58e04100e6f3bd024a24748fb4c13899f7e82650
SHA256

31e82b0bcfbba0d39fee8588601a2906ec8f8a7a5daf87ee2dc72518c7129685
SHA512

2f178d80ff07454513190d9f57c55160aac16c29a7877c957174ebaeece30497d711d195e26001a6497c0c215049d126c7d330bc5dd3355a5648e5704daa99f2
SSDEEP

3072:6oSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:BnS62Fl+pkeJl3CvRStrFl+EYn

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/1880-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1880-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2624	1880	WerFault.exe	31

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 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1880 wrote to memory of 2624	1880	rundll32.exe	32
PID 1880 wrote to memory of 2624	1880	rundll32.exe	32
PID 1880 wrote to memory of 2624	1880	rundll32.exe	32
PID 1880 wrote to memory of 2624	1880	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e82b0bcfbba0d39fee8588601a2906ec8f8a7a5daf87ee2dc72518c7129685.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e82b0bcfbba0d39fee8588601a2906ec8f8a7a5daf87ee2dc72518c7129685.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 256
    3⤵
    - Program crash
    PID:2624

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/1880-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1880-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1880-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download