dridex | 777ff5e927a10729e8380700a6382c0acd631baaf2189bc29db0266c2d023856

Analysis

max time kernel
92s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 20:50

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General

Target

JaffaCakes118_777ff5e927a10729e8380700a6382c0acd631baaf2189bc29db0266c2d023856.dll
Size

184KB
MD5

67015d96a92de8a25fbe4f8ce3458818
SHA1

bdaa8ee4bcbb43a81580bd83eb74e7bbab5a331f
SHA256

777ff5e927a10729e8380700a6382c0acd631baaf2189bc29db0266c2d023856
SHA512

ffaa7acfad938cdf2bbef0abac3919e989fbb270c82fc402713a7db12346fb01bbdf042d5311d65feef2aea52bc36956af2a2167f73722abb979edc44e04c847
SSDEEP

3072:OJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jra//2uFrSc:3fYOX+wTScR/Xzku9LVwsuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/828-1-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr
behavioral2/memory/828-2-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
320	828	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 1724 wrote to memory of 828	1724	rundll32.exe	83
PID 1724 wrote to memory of 828	1724	rundll32.exe	83
PID 1724 wrote to memory of 828	1724	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_777ff5e927a10729e8380700a6382c0acd631baaf2189bc29db0266c2d023856.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_777ff5e927a10729e8380700a6382c0acd631baaf2189bc29db0266c2d023856.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 616
    3⤵
    - Program crash
    PID:320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 828 -ip 828
1⤵
PID:3188

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/828-0-0x0000000000920000-0x0000000000926000-memory.dmp

Filesize
24KB

Download
memory/828-1-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/828-3-0x0000000000920000-0x0000000000926000-memory.dmp

Filesize
24KB

Download
memory/828-2-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download