dridex | ae7fa64df4ed9920b42259aeb239adf3b7c0901df4cf0ee2574ab5ff45eac636

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 18:36

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General

Target

JaffaCakes118_ae7fa64df4ed9920b42259aeb239adf3b7c0901df4cf0ee2574ab5ff45eac636.dll
Size

428KB
MD5

d09fdc8c70d4c21d616b5911a05400ae
SHA1

2d627f24c763d1a74b562fa8fab65eee4e98829e
SHA256

ae7fa64df4ed9920b42259aeb239adf3b7c0901df4cf0ee2574ab5ff45eac636
SHA512

a0ce0d71e0a92125dffa2596a84dbb732813bf6e6ed403ff0e5b0b0f43384da326c97d4db9d85e55b2d9a222da24bf10759ee27c2afb6af939ddccde9fb6a768
SSDEEP

12288:nOlKg7NdfHE6ZY3RiuBl/2V5HYB6GWr7RXieK7ho3Q4BA3F5fYPaI2D4+U8P4RI:n+Ky7fHE6ZY3RiuBl/2V5HYB6GWr7RXG

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

67.207.95.35:443

86.107.98.232:8333

188.165.214.166:4664

144.91.110.219:9217

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/3008-1-0x00000000745E0000-0x000000007464D000-memory.dmp	dridex_ldr
behavioral1/memory/3008-2-0x00000000745E0000-0x000000007464D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	3008	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 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 2892 wrote to memory of 3008	2892	rundll32.exe	30
PID 3008 wrote to memory of 2832	3008	rundll32.exe	31
PID 3008 wrote to memory of 2832	3008	rundll32.exe	31
PID 3008 wrote to memory of 2832	3008	rundll32.exe	31
PID 3008 wrote to memory of 2832	3008	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae7fa64df4ed9920b42259aeb239adf3b7c0901df4cf0ee2574ab5ff45eac636.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae7fa64df4ed9920b42259aeb239adf3b7c0901df4cf0ee2574ab5ff45eac636.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 260
    3⤵
    - Program crash
    PID:2832

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/3008-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/3008-1-0x00000000745E0000-0x000000007464D000-memory.dmp

Filesize
436KB

Download
memory/3008-2-0x00000000745E0000-0x000000007464D000-memory.dmp

Filesize
436KB

Download
memory/3008-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download