dridex | 35370a0ea94992c2899027f283533af155848ad18d88dc1d8585eda711a4db2b

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 02:22

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General

Target

JaffaCakes118_35370a0ea94992c2899027f283533af155848ad18d88dc1d8585eda711a4db2b.dll
Size

184KB
MD5

ea4542c09869501f2c9fa8ae90e5fa50
SHA1

2c2063823b9afde1341e27028be2918a18f08d40
SHA256

35370a0ea94992c2899027f283533af155848ad18d88dc1d8585eda711a4db2b
SHA512

56850da891cf428021e29ee013f19eef0f5acc2bf0adfe1c5dd2af01cce2b6e679b077b31ed0e2be8f4428369e3cde9eea2caeb75f294d231b6e941cf51b6f83
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2380-0-0x0000000074880000-0x00000000748AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1920	2380	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 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2092 wrote to memory of 2380	2092	rundll32.exe	30
PID 2380 wrote to memory of 1920	2380	rundll32.exe	32
PID 2380 wrote to memory of 1920	2380	rundll32.exe	32
PID 2380 wrote to memory of 1920	2380	rundll32.exe	32
PID 2380 wrote to memory of 1920	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35370a0ea94992c2899027f283533af155848ad18d88dc1d8585eda711a4db2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35370a0ea94992c2899027f283533af155848ad18d88dc1d8585eda711a4db2b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 220
    3⤵
    - Program crash
    PID:1920

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/2380-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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memory/2380-0-0x0000000074880000-0x00000000748AF000-memory.dmp

Filesize
188KB

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