dridex | f54740d10b0e4649be86865abf40971bc22b8dcd2ad43499ffb11fb6fbb4d954

Analysis

max time kernel
31s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27/12/2024, 02:09

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General

Target

JaffaCakes118_f54740d10b0e4649be86865abf40971bc22b8dcd2ad43499ffb11fb6fbb4d954.dll
Size

161KB
MD5

62df2fd5d18bea8ab29c6ee09cec8437
SHA1

ec999ee0a757f520c7fe0188e8ee8b91046edfb4
SHA256

f54740d10b0e4649be86865abf40971bc22b8dcd2ad43499ffb11fb6fbb4d954
SHA512

e8729c05d2ad859dcfd7fa867b1cdbe39b955a3e4c7f4c9570789d6cecb2acdd0e26713a7acbd09a8d98597f563b9a865914d44e369f3415c7462c8eb3e360e6
SSDEEP

3072:2d4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:PDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3000-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	3000	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 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 3000 wrote to memory of 2952	3000	rundll32.exe	31
PID 3000 wrote to memory of 2952	3000	rundll32.exe	31
PID 3000 wrote to memory of 2952	3000	rundll32.exe	31
PID 3000 wrote to memory of 2952	3000	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f54740d10b0e4649be86865abf40971bc22b8dcd2ad43499ffb11fb6fbb4d954.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f54740d10b0e4649be86865abf40971bc22b8dcd2ad43499ffb11fb6fbb4d954.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 264
    3⤵
    - Program crash
    PID:2952

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

Replay Monitor

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Downloads

memory/3000-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3000-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download