dridex | ebcb31a6c4df32854716de9f6c778db87680434931c6b0c32fe8ce86ad5030cd

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:35

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General

Target

JaffaCakes118_ebcb31a6c4df32854716de9f6c778db87680434931c6b0c32fe8ce86ad5030cd.dll
Size

184KB
MD5

1eb42c9ee3ca8dc49e212e6f974ef127
SHA1

4979bc27396f7540b7d7193d804f744b9481d93e
SHA256

ebcb31a6c4df32854716de9f6c778db87680434931c6b0c32fe8ce86ad5030cd
SHA512

db46f35392dc1cebd8ffc6f84e04e6e299f7319f94916202475717ca835b7511e0a8767f3f6f44297982fc406f40d7f16eefeab53d98f8c5313d836734485224
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J4a//2uFrSc:mfYOX+wTScR/Xzku9LVwDuG

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
behavioral1/memory/2072-1-0x00000000749D0000-0x00000000749FF000-memory.dmp	dridex_ldr
behavioral1/memory/2072-2-0x00000000749D0000-0x00000000749FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1452	2072	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 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2384 wrote to memory of 2072	2384	rundll32.exe	30
PID 2072 wrote to memory of 1452	2072	rundll32.exe	32
PID 2072 wrote to memory of 1452	2072	rundll32.exe	32
PID 2072 wrote to memory of 1452	2072	rundll32.exe	32
PID 2072 wrote to memory of 1452	2072	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebcb31a6c4df32854716de9f6c778db87680434931c6b0c32fe8ce86ad5030cd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebcb31a6c4df32854716de9f6c778db87680434931c6b0c32fe8ce86ad5030cd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 220
    3⤵
    - Program crash
    PID:1452

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/2072-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2072-1-0x00000000749D0000-0x00000000749FF000-memory.dmp

Filesize
188KB

Download
memory/2072-2-0x00000000749D0000-0x00000000749FF000-memory.dmp

Filesize
188KB

Download
memory/2072-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download