dridex | e5b540e073bbbf7973f4f4ad040aabc8cdf88125eeea3875f07555ed2e5466f3

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:33

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General

Target

JaffaCakes118_e5b540e073bbbf7973f4f4ad040aabc8cdf88125eeea3875f07555ed2e5466f3.dll
Size

184KB
MD5

75bca63eeece54d646ed66db15ceeb9e
SHA1

5005ecf01c6f34fccaf9ea9f529a2e3d27911434
SHA256

e5b540e073bbbf7973f4f4ad040aabc8cdf88125eeea3875f07555ed2e5466f3
SHA512

a966821562396a93f1d76b550ad1936ab34aad9e76020a829076aa4a973ab4404273618887873bd0100a692ec1394c48e7291db52f7be469b187e7664609aa08
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

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/2972-0-0x0000000074B90000-0x0000000074BBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	2972	WerFault.exe	31

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 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 1624 wrote to memory of 2972	1624	rundll32.exe	31
PID 2972 wrote to memory of 2488	2972	rundll32.exe	32
PID 2972 wrote to memory of 2488	2972	rundll32.exe	32
PID 2972 wrote to memory of 2488	2972	rundll32.exe	32
PID 2972 wrote to memory of 2488	2972	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5b540e073bbbf7973f4f4ad040aabc8cdf88125eeea3875f07555ed2e5466f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5b540e073bbbf7973f4f4ad040aabc8cdf88125eeea3875f07555ed2e5466f3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 220
    3⤵
    - Program crash
    PID:2488

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/2972-0-0x0000000074B90000-0x0000000074BBF000-memory.dmp

Filesize
188KB

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memory/2972-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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