dridex | d75cfa40f8281db13609f4455a42f7643bd941c61033bbd38a0549ba61c906d3

Analysis

max time kernel
120s
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 12:48

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General

Target

JaffaCakes118_d75cfa40f8281db13609f4455a42f7643bd941c61033bbd38a0549ba61c906d3.dll
Size

163KB
MD5

a30830375ca4005bd1910a9a3ed9c3bb
SHA1

f7a4a06572a2c99718c5a5df94a4620832a78592
SHA256

d75cfa40f8281db13609f4455a42f7643bd941c61033bbd38a0549ba61c906d3
SHA512

0c515899998127f6f46d48c82d89fbea5be10771e986336ca9305f2ad723b770b74ce93e2dd34232854928788657c869208e99f3259caeb6ad2ddbc9df3763fe
SSDEEP

3072:dar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Ps4p+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/1720-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2264	1720	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 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d75cfa40f8281db13609f4455a42f7643bd941c61033bbd38a0549ba61c906d3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d75cfa40f8281db13609f4455a42f7643bd941c61033bbd38a0549ba61c906d3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 236
    3⤵
    - Program crash
    PID:2264

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/1720-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1720-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download