dridex | 4dc23a7d52cb4f474bedae22ce47d95a928887c6b814ef843d7ce30f930aa25b

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 16:44

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General

Target

JaffaCakes118_4dc23a7d52cb4f474bedae22ce47d95a928887c6b814ef843d7ce30f930aa25b.dll
Size

163KB
MD5

92d568dc5ea2daf543e16fe255041cf3
SHA1

ceaf3b3f5d2c84bc5bcc48c7f3873f4689e3b778
SHA256

4dc23a7d52cb4f474bedae22ce47d95a928887c6b814ef843d7ce30f930aa25b
SHA512

1f0fd10acb27731dc089bf018016d30072b442c613745da1066aad196838a4f416ecfa4eb7cbc376b3bc7df91118330640a24d5417396451fe81b9ac3130c85c
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/768-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	768	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 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4dc23a7d52cb4f474bedae22ce47d95a928887c6b814ef843d7ce30f930aa25b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4dc23a7d52cb4f474bedae22ce47d95a928887c6b814ef843d7ce30f930aa25b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 236
    3⤵
    - Program crash
    PID:2540

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/768-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/768-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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