dridex | 931a0c1826a0a27733ae8b04a2fc290ca0e4c8d5849da82d1c096e8ba5ac67e0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:21

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General

Target

JaffaCakes118_931a0c1826a0a27733ae8b04a2fc290ca0e4c8d5849da82d1c096e8ba5ac67e0.dll
Size

161KB
MD5

014be89ce7287dc6d166d2dbc5d9b129
SHA1

bf03a58789188593b17482e209ee644abcf0876e
SHA256

931a0c1826a0a27733ae8b04a2fc290ca0e4c8d5849da82d1c096e8ba5ac67e0
SHA512

e92664422571b19ff1e9ab8480ba3cb6588cf98f5a9d9f4f1c9fc6b7b5cb1db8b3e8e6426e615dfaa47e73be257ad709865b2c1e9851b2324384ef8fb8603e92
SSDEEP

3072:F1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:fnS62Fl+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
behavioral1/memory/1696-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1696-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	1696	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 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_931a0c1826a0a27733ae8b04a2fc290ca0e4c8d5849da82d1c096e8ba5ac67e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_931a0c1826a0a27733ae8b04a2fc290ca0e4c8d5849da82d1c096e8ba5ac67e0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 256
    3⤵
    - Program crash
    PID:2376

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/1696-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1696-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1696-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1696-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download