dridex | 5503531f37099168d1175bc1118a2b9c93f0a05a0e66bb29c69984d5320580d7

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 07:29

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General

Target

JaffaCakes118_5503531f37099168d1175bc1118a2b9c93f0a05a0e66bb29c69984d5320580d7.dll
Size

163KB
MD5

3b7602890ebc3b3a6423a2c3ebef4bcf
SHA1

a42375baa58cd0e4707bab51c086339424f673ac
SHA256

5503531f37099168d1175bc1118a2b9c93f0a05a0e66bb29c69984d5320580d7
SHA512

3552ef542a16ec5b9dfa201b8022919cbeff282c5efc377b439eeb25999be5530e4af659b12f429ee09c7f846e326f32e63d4b1244d16ca7aff0a0a36ccdb593
SSDEEP

3072:5ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:js4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/1040-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	1040	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 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 2552 wrote to memory of 1040	2552	rundll32.exe	30
PID 1040 wrote to memory of 2520	1040	rundll32.exe	32
PID 1040 wrote to memory of 2520	1040	rundll32.exe	32
PID 1040 wrote to memory of 2520	1040	rundll32.exe	32
PID 1040 wrote to memory of 2520	1040	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5503531f37099168d1175bc1118a2b9c93f0a05a0e66bb29c69984d5320580d7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5503531f37099168d1175bc1118a2b9c93f0a05a0e66bb29c69984d5320580d7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1040 -s 236
    3⤵
    - Program crash
    PID:2520

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/1040-2-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

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memory/1040-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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