dridex | 4eb7b50dc58a9d9d4db2604ebb6b102acbe8ffa9bbeedee3be61e360812fda74

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 17:23

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General

Target

JaffaCakes118_4eb7b50dc58a9d9d4db2604ebb6b102acbe8ffa9bbeedee3be61e360812fda74.dll
Size

166KB
MD5

33b3bf3b411bd8f1611bcca24e567147
SHA1

7a0fc95fc52f90bf6083fd56e10a178821072d8a
SHA256

4eb7b50dc58a9d9d4db2604ebb6b102acbe8ffa9bbeedee3be61e360812fda74
SHA512

4091d76c0d4c66f3fdfc13341497c682d43bb2b391a9bd14cf67217271941c8a998f6271661f2e5c7684efb6a708d8e4fc6f307115a65519df2adc64f4b8ca03
SSDEEP

3072:auFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+jN:a0czbty9uiaJlqN

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2344-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
684	2344	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 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2120 wrote to memory of 2344	2120	rundll32.exe	31
PID 2344 wrote to memory of 684	2344	rundll32.exe	32
PID 2344 wrote to memory of 684	2344	rundll32.exe	32
PID 2344 wrote to memory of 684	2344	rundll32.exe	32
PID 2344 wrote to memory of 684	2344	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4eb7b50dc58a9d9d4db2604ebb6b102acbe8ffa9bbeedee3be61e360812fda74.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4eb7b50dc58a9d9d4db2604ebb6b102acbe8ffa9bbeedee3be61e360812fda74.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 256
    3⤵
    - Program crash
    PID:684

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/2344-2-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

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memory/2344-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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