dridex | 35617b764c6e0725042b033a3da0126a92a53a4a35f232524fe02ff01d7c6593

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:04

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General

Target

JaffaCakes118_35617b764c6e0725042b033a3da0126a92a53a4a35f232524fe02ff01d7c6593.dll
Size

184KB
MD5

613aaa89ef218e8cb66c9b6aea35c3e5
SHA1

61e5ecde0f61044b27ea2a19b261ca4e9cd55e67
SHA256

35617b764c6e0725042b033a3da0126a92a53a4a35f232524fe02ff01d7c6593
SHA512

7fff29529c302932a75b2a8500360acbff2af8d2f0f295f1f763ded5e91f932c285690041e4544a5e1b1ac76acdff959cf1904d2dab00c8f7130a64d78113c3a
SSDEEP

3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTQrLA:09NSMOEpQ1Q3ODAr+VM

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/2396-1-0x0000000074A90000-0x0000000074ABF000-memory.dmp	dridex_ldr
behavioral1/memory/2396-2-0x0000000074A90000-0x0000000074ABF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2044	2396	WerFault.exe	29

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 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 3024 wrote to memory of 2396	3024	rundll32.exe	29
PID 2396 wrote to memory of 2044	2396	rundll32.exe	30
PID 2396 wrote to memory of 2044	2396	rundll32.exe	30
PID 2396 wrote to memory of 2044	2396	rundll32.exe	30
PID 2396 wrote to memory of 2044	2396	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35617b764c6e0725042b033a3da0126a92a53a4a35f232524fe02ff01d7c6593.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35617b764c6e0725042b033a3da0126a92a53a4a35f232524fe02ff01d7c6593.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 224
    3⤵
    - Program crash
    PID:2044

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/2396-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x0000000074A90000-0x0000000074ABF000-memory.dmp

Filesize
188KB

Download
memory/2396-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2396-2-0x0000000074A90000-0x0000000074ABF000-memory.dmp

Filesize
188KB

Download