dridex | f139168547c2c942f533d730f7e7015ff5bd1fedc96f1fa4a291a6f55ae00d04

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 12:02

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General

Target

JaffaCakes118_f139168547c2c942f533d730f7e7015ff5bd1fedc96f1fa4a291a6f55ae00d04.dll
Size

184KB
MD5

9220e520b71994cee15ca8e64a3e8adc
SHA1

86b5f193a835c6cc8c339253134cd85bad72968e
SHA256

f139168547c2c942f533d730f7e7015ff5bd1fedc96f1fa4a291a6f55ae00d04
SHA512

73b25a95a72c70871ec84f93f2eb93e02f8f487ebeac32671f8c7f33c7569b567028b71a9173097738fb6ed0b9ea35ba3f5a1170d468ffe02276212c4f88a74b
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoNlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoDoC

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/1548-1-0x0000000075100000-0x000000007512F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	1548	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 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f139168547c2c942f533d730f7e7015ff5bd1fedc96f1fa4a291a6f55ae00d04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f139168547c2c942f533d730f7e7015ff5bd1fedc96f1fa4a291a6f55ae00d04.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 220
    3⤵
    - Program crash
    PID:2256

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/1548-0-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/1548-1-0x0000000075100000-0x000000007512F000-memory.dmp

Filesize
188KB

Download
memory/1548-3-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download