dridex | f639419835e993a7bb087726a241b7f65bb4c9170f51a3f152b5209574437477

Analysis

max time kernel
95s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 00:18

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General

Target

JaffaCakes118_f639419835e993a7bb087726a241b7f65bb4c9170f51a3f152b5209574437477.dll
Size

161KB
MD5

c1aa27f26d9e0d25b81aec8a4ae1b8de
SHA1

251e45583dbadbc8809a2596b7b6fd3ef0979af9
SHA256

f639419835e993a7bb087726a241b7f65bb4c9170f51a3f152b5209574437477
SHA512

d0a665dcaebc36759d055995c54541581b7819f2a473ef3d87e2f37af181661e8730651b2d5faee6c36d82d8de7d199dd8909ae42d6d839682fa65e1bc7a0e89
SSDEEP

3072:t1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:nnS62Fl+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
behavioral2/memory/488-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/488-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3524	488	WerFault.exe	82

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 4584 wrote to memory of 488	4584	rundll32.exe	82
PID 4584 wrote to memory of 488	4584	rundll32.exe	82
PID 4584 wrote to memory of 488	4584	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f639419835e993a7bb087726a241b7f65bb4c9170f51a3f152b5209574437477.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4584
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f639419835e993a7bb087726a241b7f65bb4c9170f51a3f152b5209574437477.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 488 -s 712
    3⤵
    - Program crash
    PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 488 -ip 488
1⤵
PID:1440

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/488-0-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download
memory/488-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/488-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/488-3-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download