dridex | d6106447094e0224c25661f21e6aa82679db0d99126d96704842adafa3346464

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, 17:39 UTC

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General

Target

JaffaCakes118_d6106447094e0224c25661f21e6aa82679db0d99126d96704842adafa3346464.dll
Size

184KB
MD5

10b8ddacccb0a36c70a451335d7bb3de
SHA1

c55ebe465c443338a1b63a55b57ff269fe03aee1
SHA256

d6106447094e0224c25661f21e6aa82679db0d99126d96704842adafa3346464
SHA512

7c9ddb7a78b0dcb58de8275ef3f508fbe58c880181e9d1b5c7535024eb2020af25fbaca02a69be903d5ee593fdf8eb87aead73f7b5dc14c16a1ac0133ca658cf
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoioC

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/1800-1-0x0000000074D00000-0x0000000074D2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	1800	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 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1192 wrote to memory of 1800	1192	rundll32.exe	30
PID 1800 wrote to memory of 2696	1800	rundll32.exe	31
PID 1800 wrote to memory of 2696	1800	rundll32.exe	31
PID 1800 wrote to memory of 2696	1800	rundll32.exe	31
PID 1800 wrote to memory of 2696	1800	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6106447094e0224c25661f21e6aa82679db0d99126d96704842adafa3346464.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6106447094e0224c25661f21e6aa82679db0d99126d96704842adafa3346464.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 220
    3⤵
    - Program crash
    PID:2696

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/1800-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1800-1-0x0000000074D00000-0x0000000074D2F000-memory.dmp

Filesize
188KB

Download
memory/1800-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download