dridex | 7d118a456c486ff80b77c32d8b29182f09d76fa6f31bf6c7e6e8608e5d861101

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 17:27

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General

Target

JaffaCakes118_7d118a456c486ff80b77c32d8b29182f09d76fa6f31bf6c7e6e8608e5d861101.dll
Size

161KB
MD5

c23e06f15ff12986bb71f76359fe60dd
SHA1

943c965eb26feadd4e198d982046df9b62542fd3
SHA256

7d118a456c486ff80b77c32d8b29182f09d76fa6f31bf6c7e6e8608e5d861101
SHA512

33330e4bac1b6ab45262895fe254ab631f137f1552d9d429ffa9b45036816f508f299fa0d4f04a19bc589c44e4b7498932d5242f1c094dd699ecb006968e32b2
SSDEEP

3072:k1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:SnS62Fl+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/2208-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2208-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2208	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 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2192 wrote to memory of 2208	2192	rundll32.exe	30
PID 2208 wrote to memory of 2796	2208	rundll32.exe	31
PID 2208 wrote to memory of 2796	2208	rundll32.exe	31
PID 2208 wrote to memory of 2796	2208	rundll32.exe	31
PID 2208 wrote to memory of 2796	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d118a456c486ff80b77c32d8b29182f09d76fa6f31bf6c7e6e8608e5d861101.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d118a456c486ff80b77c32d8b29182f09d76fa6f31bf6c7e6e8608e5d861101.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 256
    3⤵
    - Program crash
    PID:2796

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/2208-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2208-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2208-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2208-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download