dridex | 8164c57ea91df788f5ec2e68e838b3ffa2a6eba967bf3b286e19353de984c771

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 15:31

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General

Target

JaffaCakes118_8164c57ea91df788f5ec2e68e838b3ffa2a6eba967bf3b286e19353de984c771.dll
Size

166KB
MD5

0b56c03cdccccfb682bacd0f8085edb4
SHA1

a4aa636fbce9c006288a52e1fd02146f5f3dcfcb
SHA256

8164c57ea91df788f5ec2e68e838b3ffa2a6eba967bf3b286e19353de984c771
SHA512

613f49195f64d1b8d7b6135df003c174bf85c72ea001f1ab43d7876530f070f50bca8a8804bfaad774fe8b1afd4177e2fbf76dfdfd0e05c64603281618af3c48
SSDEEP

3072:6uFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+eE:60czbty9uiaJlHE

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/2664-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2720	2664	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 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 2664 wrote to memory of 2720	2664	rundll32.exe	32
PID 2664 wrote to memory of 2720	2664	rundll32.exe	32
PID 2664 wrote to memory of 2720	2664	rundll32.exe	32
PID 2664 wrote to memory of 2720	2664	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8164c57ea91df788f5ec2e68e838b3ffa2a6eba967bf3b286e19353de984c771.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8164c57ea91df788f5ec2e68e838b3ffa2a6eba967bf3b286e19353de984c771.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 256
    3⤵
    - Program crash
    PID:2720

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/2664-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2664-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2664-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download