dridex | bff69bfe6ffb5377ff8af305a78e28dd99465762008afbd3b356dc231f6d2123

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:25

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General

Target

JaffaCakes118_bff69bfe6ffb5377ff8af305a78e28dd99465762008afbd3b356dc231f6d2123.dll
Size

188KB
MD5

0ae4057252ee3dce21f7aa94e961b1d6
SHA1

ea731d21dd1319f6711c10fea6013030c723acf9
SHA256

bff69bfe6ffb5377ff8af305a78e28dd99465762008afbd3b356dc231f6d2123
SHA512

655fb4ea871f2277c9ca03fb837c5612f94080eb410b917375a90a260db645c439275c3f286f3149c6886105636a648095bcf8ad36baf6860089b4616d3a998c
SSDEEP

3072:CteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzk9qM:qq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2540-1-0x00000000752C0000-0x00000000752F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1692	2540	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 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 2540 wrote to memory of 1692	2540	rundll32.exe	32
PID 2540 wrote to memory of 1692	2540	rundll32.exe	32
PID 2540 wrote to memory of 1692	2540	rundll32.exe	32
PID 2540 wrote to memory of 1692	2540	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff69bfe6ffb5377ff8af305a78e28dd99465762008afbd3b356dc231f6d2123.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff69bfe6ffb5377ff8af305a78e28dd99465762008afbd3b356dc231f6d2123.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 308
    3⤵
    - Program crash
    PID:1692

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/2540-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2540-1-0x00000000752C0000-0x00000000752F0000-memory.dmp

Filesize
192KB

Download
memory/2540-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download