dridex | f621875030e9898d1f47fee2f29e6c0986e5df4c69ea0f759bf8fd93d308106b

Analysis

max time kernel
92s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 12:56

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General

Target

JaffaCakes118_f621875030e9898d1f47fee2f29e6c0986e5df4c69ea0f759bf8fd93d308106b.dll
Size

161KB
MD5

1354db0246391613a1ec60466bcf973f
SHA1

1636eea9ad42fdaad1652e65a5bc0d325fbed0a9
SHA256

f621875030e9898d1f47fee2f29e6c0986e5df4c69ea0f759bf8fd93d308106b
SHA512

70b0845d9c066920a8058ec3bfda5df622f67a2ae4a6360bc2210f937d76e1af9f197409c5ec4674af060b7e59fe1d8ce710945330e04af05ca4c8aa432382d7
SSDEEP

3072:KaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:fnS62Fl+pkeJl3CvRStrFl+EYE

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/3564-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3564-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3900	3564	WerFault.exe	83

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 3076 wrote to memory of 3564	3076	rundll32.exe	83
PID 3076 wrote to memory of 3564	3076	rundll32.exe	83
PID 3076 wrote to memory of 3564	3076	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f621875030e9898d1f47fee2f29e6c0986e5df4c69ea0f759bf8fd93d308106b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f621875030e9898d1f47fee2f29e6c0986e5df4c69ea0f759bf8fd93d308106b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 712
    3⤵
    - Program crash
    PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3564 -ip 3564
1⤵
PID:4576

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/3564-0-0x0000000002400000-0x0000000002406000-memory.dmp

Filesize
24KB

Download
memory/3564-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3564-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3564-3-0x0000000002400000-0x0000000002406000-memory.dmp

Filesize
24KB

Download