dridex | f6622d127ab3c986172f635a506e1dc4c2258d78d77c6bdfa8835bc1e0b3b84d

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 20:32 UTC

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General

Target

JaffaCakes118_f6622d127ab3c986172f635a506e1dc4c2258d78d77c6bdfa8835bc1e0b3b84d.dll
Size

184KB
MD5

6aeab2d9680f73610d4c8cf5fb59340f
SHA1

a7db4f74a3537f65cad1600d44a7ec12cf537c3d
SHA256

f6622d127ab3c986172f635a506e1dc4c2258d78d77c6bdfa8835bc1e0b3b84d
SHA512

e05eb8031ffce9602cb2653725a87569ef70fa8f8db14b99f96858926d3e396beda76d432b4952bf0099b536e873a38ac53fa0a7e29f2a3ac2a8824875fdf70f
SSDEEP

3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:7iLVCIT4WK2z1W+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

1
XH2KyJtcJ7RSk5n0Ak2zUIsoefdhHZlKRYf

rc4.plain

1
4kmGii2PxD0nUmTK0vPB5SKEDW52nDGZTaRL4tBBLTmujo5lrSKFODpSSewAaVVxr3oshb5

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/2492-1-0x0000000074860000-0x000000007488F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	2492	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 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 1976 wrote to memory of 2492	1976	rundll32.exe	30
PID 2492 wrote to memory of 2240	2492	rundll32.exe	32
PID 2492 wrote to memory of 2240	2492	rundll32.exe	32
PID 2492 wrote to memory of 2240	2492	rundll32.exe	32
PID 2492 wrote to memory of 2240	2492	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6622d127ab3c986172f635a506e1dc4c2258d78d77c6bdfa8835bc1e0b3b84d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6622d127ab3c986172f635a506e1dc4c2258d78d77c6bdfa8835bc1e0b3b84d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 220
    3⤵
    - Program crash
    PID:2240

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/2492-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2492-1-0x0000000074860000-0x000000007488F000-memory.dmp

Filesize
188KB

Download
memory/2492-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download