dridex | 6239e97ef331c086707c5104883228bf46010afde754bf728ed8915cba27a686

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 12:33

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General

Target

JaffaCakes118_6239e97ef331c086707c5104883228bf46010afde754bf728ed8915cba27a686.dll
Size

184KB
MD5

784b4be597f4b6aff7722212469bf415
SHA1

75401406ac365db0772f35ef819aab477b050172
SHA256

6239e97ef331c086707c5104883228bf46010afde754bf728ed8915cba27a686
SHA512

7b6c1856fcd90ad0e9d6a3c41c002457ff564efbd399cafc2f89725509c670e6784bd2dfcbdb62b03d0129517f9359384ffaeb29dd5e31a6cd4eff3ef1e335dc
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaoooC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2140-0-0x0000000075390000-0x00000000753BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2140	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 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2008 wrote to memory of 2140	2008	rundll32.exe	30
PID 2140 wrote to memory of 2848	2140	rundll32.exe	31
PID 2140 wrote to memory of 2848	2140	rundll32.exe	31
PID 2140 wrote to memory of 2848	2140	rundll32.exe	31
PID 2140 wrote to memory of 2848	2140	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6239e97ef331c086707c5104883228bf46010afde754bf728ed8915cba27a686.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6239e97ef331c086707c5104883228bf46010afde754bf728ed8915cba27a686.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 220
    3⤵
    - Program crash
    PID:2848

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/2140-2-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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memory/2140-0-0x0000000075390000-0x00000000753BF000-memory.dmp

Filesize
188KB

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