dridex | 39e41d870d08b686402c0256b27514c9af9ac2f625b58c425060f80d7e26050a

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-04-2024 19:39

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General

Target

f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll
Size

188KB
MD5

f8a0bdd28d844a8f4fab845d6f7b93bc
SHA1

ed56ea0b818b139ff4b922f842abb75be0d68de6
SHA256

39e41d870d08b686402c0256b27514c9af9ac2f625b58c425060f80d7e26050a
SHA512

9c603af7e1e0c45ce39a1f7b067581c6a9c4a05735334eb90c6ca8f41b7b64b879d1351d98bda178efda0c88cbc2719bcf030a9744c12bbaf96238becfd46926
SSDEEP

3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoAo:GzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2952-1-0x00000000750D0000-0x0000000075100000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3056 2952 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3056	2952	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2956 wrote to memory of 2952	2956	rundll32.exe	rundll32.exe
PID 2952 wrote to memory of 3056	2952	rundll32.exe	WerFault.exe
PID 2952 wrote to memory of 3056	2952	rundll32.exe	WerFault.exe
PID 2952 wrote to memory of 3056	2952	rundll32.exe	WerFault.exe
PID 2952 wrote to memory of 3056	2952	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 300
3⤵
- Program crash
PID:3056

MITRE ATT&CK Matrix

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Downloads

memory/2952-1-0x00000000750D0000-0x0000000075100000-memory.dmp

Filesize
192KB

Download
memory/2952-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2952-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download