dridex | ff350d505f1619e84beac29538c58ac440d408ee9bb0c850688526dfb08fa1b6

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 06:07

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General

Target

JaffaCakes118_ff350d505f1619e84beac29538c58ac440d408ee9bb0c850688526dfb08fa1b6.dll
Size

161KB
MD5

ac7034347b3ea347931e20b4154ccf42
SHA1

08f008f1b93f4104c4d1a554500a4eaa44f01af9
SHA256

ff350d505f1619e84beac29538c58ac440d408ee9bb0c850688526dfb08fa1b6
SHA512

8fe658875b867c9840b114495e2248f8fc51e0d2b1c25d5f545a10e9d4a1c3307728ff44351455eaf3a4703cf6f4238868baba9eb1a38a7fd2e4acc86637948a
SSDEEP

3072:ltSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:fnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2880-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2880-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2260	2880	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 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2868 wrote to memory of 2880	2868	rundll32.exe	30
PID 2880 wrote to memory of 2260	2880	rundll32.exe	31
PID 2880 wrote to memory of 2260	2880	rundll32.exe	31
PID 2880 wrote to memory of 2260	2880	rundll32.exe	31
PID 2880 wrote to memory of 2260	2880	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff350d505f1619e84beac29538c58ac440d408ee9bb0c850688526dfb08fa1b6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff350d505f1619e84beac29538c58ac440d408ee9bb0c850688526dfb08fa1b6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 256
    3⤵
    - Program crash
    PID:2260

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/2880-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2880-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2880-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2880-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download