dridex | 492cd2cfd4dc7c8fd4303f11504083be99ee198b2ea2f53e86c8428cccf9fb2b

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:29

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General

Target

JaffaCakes118_492cd2cfd4dc7c8fd4303f11504083be99ee198b2ea2f53e86c8428cccf9fb2b.dll
Size

184KB
MD5

fa5acf8066dc96bff4cb1a21393a7db1
SHA1

25f6f7c2c75308eef400d3740233d6bbcb0a58a9
SHA256

492cd2cfd4dc7c8fd4303f11504083be99ee198b2ea2f53e86c8428cccf9fb2b
SHA512

3b8d710b242783f8ff59ae6657d4f74de46d53de21b22b1ab712e53a62a7e3b6814a3585eaf880fa69b20fca6b1f1e9f568dd0e2c4e5c9ba9203ce72f8fb28b1
SSDEEP

3072:B92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTYrLA:B9NSMOEpQ1Q3ODAr+Vk

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2540-1-0x0000000075490000-0x00000000754BF000-memory.dmp	dridex_ldr
behavioral1/memory/2540-2-0x0000000075490000-0x00000000754BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
276	2540	WerFault.exe	29

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 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2220 wrote to memory of 2540	2220	rundll32.exe	29
PID 2540 wrote to memory of 276	2540	rundll32.exe	30
PID 2540 wrote to memory of 276	2540	rundll32.exe	30
PID 2540 wrote to memory of 276	2540	rundll32.exe	30
PID 2540 wrote to memory of 276	2540	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_492cd2cfd4dc7c8fd4303f11504083be99ee198b2ea2f53e86c8428cccf9fb2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_492cd2cfd4dc7c8fd4303f11504083be99ee198b2ea2f53e86c8428cccf9fb2b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 224
    3⤵
    - Program crash
    PID:276

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/2540-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2540-1-0x0000000075490000-0x00000000754BF000-memory.dmp

Filesize
188KB

Download
memory/2540-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2540-2-0x0000000075490000-0x00000000754BF000-memory.dmp

Filesize
188KB

Download