dridex | b307cf3654eee7845f832154becb3179da0c51c5689e227672f73d358789194a

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:57

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General

Target

JaffaCakes118_b307cf3654eee7845f832154becb3179da0c51c5689e227672f73d358789194a.dll
Size

166KB
MD5

6446d7ba1dda644da8256c9b1174744d
SHA1

3a93788167135bc96118babc87fc88012b9f3423
SHA256

b307cf3654eee7845f832154becb3179da0c51c5689e227672f73d358789194a
SHA512

fd53288c4fe15508f217ae5e79c9ea159bb916ff62383461a2dec4e1f731b6bb039c007f66d5ea22e2f5017e0399031ac8ec2347ddc9278dd3c2b8976a67aad1
SSDEEP

3072:QBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHjf:kuXLcclWEc2HeSjNjGdeDf

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2384-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2384-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2384	WerFault.exe	29

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 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2384 wrote to memory of 2816	2384	rundll32.exe	30
PID 2384 wrote to memory of 2816	2384	rundll32.exe	30
PID 2384 wrote to memory of 2816	2384	rundll32.exe	30
PID 2384 wrote to memory of 2816	2384	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b307cf3654eee7845f832154becb3179da0c51c5689e227672f73d358789194a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b307cf3654eee7845f832154becb3179da0c51c5689e227672f73d358789194a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 264
    3⤵
    - Program crash
    PID:2816

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/2384-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2384-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2384-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download