dridex | 6735369eda1e744c6f899906c203c5f78a6b7a2caa51b66cbd32d9ebfe1c5690

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 07:53

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General

Target

JaffaCakes118_6735369eda1e744c6f899906c203c5f78a6b7a2caa51b66cbd32d9ebfe1c5690.dll
Size

166KB
MD5

a70f3a6f843bdbbdcc0af9533b2672e5
SHA1

1b9f1b101689f1a6912d7f79c4431a1eac79cfe9
SHA256

6735369eda1e744c6f899906c203c5f78a6b7a2caa51b66cbd32d9ebfe1c5690
SHA512

2fd6ce71778626a7987174009ebb92707272cdc832c03f99d3aac0a081bf234b15ee4f171447ea122d35aa9534727c6482cd0bd5e9b99b9839977fddc4330648
SSDEEP

3072:AuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+qa:A0czbty9uiaJlva

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
behavioral2/memory/3924-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	3924	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 3924	3352	rundll32.exe	83
PID 3352 wrote to memory of 3924	3352	rundll32.exe	83
PID 3352 wrote to memory of 3924	3352	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6735369eda1e744c6f899906c203c5f78a6b7a2caa51b66cbd32d9ebfe1c5690.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6735369eda1e744c6f899906c203c5f78a6b7a2caa51b66cbd32d9ebfe1c5690.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 712
    3⤵
    - Program crash
    PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3924 -ip 3924
1⤵
PID:1304

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/3924-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/3924-2-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

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