dridex | bafa9ba92e4d4f91a2a9a7f0093532f9872acc44357cb0b048f72913e52eab29

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 20:45

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General

Target

JaffaCakes118_bafa9ba92e4d4f91a2a9a7f0093532f9872acc44357cb0b048f72913e52eab29.dll
Size

161KB
MD5

f6bb0a43ea7d490a5c9c968004c6d0a4
SHA1

30e47db8f05f2abc89f2b098d064db029fabedff
SHA256

bafa9ba92e4d4f91a2a9a7f0093532f9872acc44357cb0b048f72913e52eab29
SHA512

4c2c5dde15b0f82d78c7ea7f41471d218639d548c128696802558e4f8624ae970a9a9043d6f1a64ec63fda5b488a7a1c305c0451bacf3f54512ad2d9c1f7cae6
SSDEEP

3072:01Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd25GkFY:CnS62Fl+pkeJl3CvRStrFl+EYs

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/1940-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1940-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2964	1940	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 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1960 wrote to memory of 1940	1960	rundll32.exe	30
PID 1940 wrote to memory of 2964	1940	rundll32.exe	32
PID 1940 wrote to memory of 2964	1940	rundll32.exe	32
PID 1940 wrote to memory of 2964	1940	rundll32.exe	32
PID 1940 wrote to memory of 2964	1940	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bafa9ba92e4d4f91a2a9a7f0093532f9872acc44357cb0b048f72913e52eab29.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bafa9ba92e4d4f91a2a9a7f0093532f9872acc44357cb0b048f72913e52eab29.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 264
    3⤵
    - Program crash
    PID:2964

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/1940-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1940-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download