dridex | b054bbf1c4c3e04bf918c855474ab988ce6dcd20c347729ef9ed7f6c9a280624

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:49

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General

Target

JaffaCakes118_b054bbf1c4c3e04bf918c855474ab988ce6dcd20c347729ef9ed7f6c9a280624.dll
Size

161KB
MD5

a9e3eada2657bece87ab78e23d4f8415
SHA1

aa40f1a83e9e4dd8d94f1d186c9b526642e8d152
SHA256

b054bbf1c4c3e04bf918c855474ab988ce6dcd20c347729ef9ed7f6c9a280624
SHA512

10819545018c21ee143bbbe30e643907141c39c2608e81ea48a33f7b45ba59433a3445904e0fc5398384dd455df3506a85fbc3ac74f42fd73f8c25453841d33a
SSDEEP

3072:LH63mpMBf4M8+pwhukvhU7fWaX/77/DZgTmbg+MGaFplA33VBrUHCx3:La/jkvhSlP/7bg8aFnA3brp

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

193.200.130.181:443

95.138.161.226:2303

167.114.113.13:4125

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/2700-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2700	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 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2684 wrote to memory of 2700	2684	rundll32.exe	31
PID 2700 wrote to memory of 2696	2700	rundll32.exe	32
PID 2700 wrote to memory of 2696	2700	rundll32.exe	32
PID 2700 wrote to memory of 2696	2700	rundll32.exe	32
PID 2700 wrote to memory of 2696	2700	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b054bbf1c4c3e04bf918c855474ab988ce6dcd20c347729ef9ed7f6c9a280624.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b054bbf1c4c3e04bf918c855474ab988ce6dcd20c347729ef9ed7f6c9a280624.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 256
    3⤵
    - Program crash
    PID:2696

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/2700-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2700-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2700-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download