dridex | 3745e6e148db83354c1b532b35f2c86cf0dc94a49bbc02ff86a43e857a36a390

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:00

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General

Target

JaffaCakes118_3745e6e148db83354c1b532b35f2c86cf0dc94a49bbc02ff86a43e857a36a390.dll
Size

177KB
MD5

e23aac4d6a438deed01d58f3aea22129
SHA1

f3af127b5628f062d2a43a7eae02cad0031969d9
SHA256

3745e6e148db83354c1b532b35f2c86cf0dc94a49bbc02ff86a43e857a36a390
SHA512

92305ffc070ed513789d1450fafaf00007250ed2b8bc931a4224a69739817abbc1d9fefb08d818466a18ec00870e7f90effc3e5a88675e43cdc1b72ac44ff7ae
SSDEEP

3072:+uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:SzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2988-1-0x0000000074A70000-0x0000000074AA1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2988	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 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2320 wrote to memory of 2988	2320	rundll32.exe	31
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3745e6e148db83354c1b532b35f2c86cf0dc94a49bbc02ff86a43e857a36a390.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3745e6e148db83354c1b532b35f2c86cf0dc94a49bbc02ff86a43e857a36a390.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 220
    3⤵
    - Program crash
    PID:2184

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/2988-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2988-1-0x0000000074A70000-0x0000000074AA1000-memory.dmp

Filesize
196KB

Download
memory/2988-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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