dridex | 324313054ba44731c7e65a7a5c45c05b3013e1dc65ff8e0edab50c27e23ef53c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:06

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General

Target

JaffaCakes118_324313054ba44731c7e65a7a5c45c05b3013e1dc65ff8e0edab50c27e23ef53c.dll
Size

184KB
MD5

f99ba44fd6e6d8afa393687b66a66762
SHA1

6d98de713c4662d9206790285b46a07042c0b93b
SHA256

324313054ba44731c7e65a7a5c45c05b3013e1dc65ff8e0edab50c27e23ef53c
SHA512

6f0ab488c265364e9f70ebbc40dfbabf22bff19dd9e946a57aa2f13486c39962547c15f6fba425992ef8638625de8f6332e6774406fd6c1f8c7814d6fb5318a8
SSDEEP

3072:u92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT7rLA:u9NSMOEpQ1Q3ODAr+Vz

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2544-1-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr
behavioral1/memory/2544-2-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2444	2544	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 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 1832 wrote to memory of 2544	1832	rundll32.exe	30
PID 2544 wrote to memory of 2444	2544	rundll32.exe	32
PID 2544 wrote to memory of 2444	2544	rundll32.exe	32
PID 2544 wrote to memory of 2444	2544	rundll32.exe	32
PID 2544 wrote to memory of 2444	2544	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_324313054ba44731c7e65a7a5c45c05b3013e1dc65ff8e0edab50c27e23ef53c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_324313054ba44731c7e65a7a5c45c05b3013e1dc65ff8e0edab50c27e23ef53c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 220
    3⤵
    - Program crash
    PID:2444

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/2544-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2544-1-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/2544-2-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/2544-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download