dridex | f30d8d558dffd97d269081bf4b6288451c35e19042a241fd872b4c5e708fbee7

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 19:42

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General

Target

JaffaCakes118_f30d8d558dffd97d269081bf4b6288451c35e19042a241fd872b4c5e708fbee7.dll
Size

161KB
MD5

834f97919d78b37e3445d447bc52790b
SHA1

a80c748386b292dc4e770b9109a223ea2d1a069e
SHA256

f30d8d558dffd97d269081bf4b6288451c35e19042a241fd872b4c5e708fbee7
SHA512

32745e90da899035a6eb92ec62aaed168178b82b10be691e0ad8d5a5b5ea3392008c12bce784f538d03847f9623c77f713759ab60a0ef6c957fb2f5a9c951aca
SSDEEP

3072:91Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:XnS62Fl+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/1824-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1824-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1508	1824	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 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 2372 wrote to memory of 1824	2372	rundll32.exe	30
PID 1824 wrote to memory of 1508	1824	rundll32.exe	32
PID 1824 wrote to memory of 1508	1824	rundll32.exe	32
PID 1824 wrote to memory of 1508	1824	rundll32.exe	32
PID 1824 wrote to memory of 1508	1824	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f30d8d558dffd97d269081bf4b6288451c35e19042a241fd872b4c5e708fbee7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f30d8d558dffd97d269081bf4b6288451c35e19042a241fd872b4c5e708fbee7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 256
    3⤵
    - Program crash
    PID:1508

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/1824-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1824-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1824-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1824-4-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download