dridex | 377df62531d58d26b481f839838cdabc45bf4e081a3e28c2857beed44cff4051

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 20:12

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General

Target

JaffaCakes118_377df62531d58d26b481f839838cdabc45bf4e081a3e28c2857beed44cff4051.dll
Size

184KB
MD5

d2586f81543985b014c6dc10d1e387c4
SHA1

cb5f6946a1cc96bbd4f1399bc4db337d7d389172
SHA256

377df62531d58d26b481f839838cdabc45bf4e081a3e28c2857beed44cff4051
SHA512

b4b9f2cf2afa22485e34514f3df7dd85f76955d07933725c2be69c29d30a38f20b3a8468bd4af2b3e2651d245a37b7967c8d2bff0635c91cae125f67a4b6feef
SSDEEP

3072:fJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JLa//2uFrSc:MfYOX+wTScR/Xzku9LVwouG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/2296-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr
behavioral1/memory/2296-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	2296	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 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2296 wrote to memory of 2844	2296	rundll32.exe	30
PID 2296 wrote to memory of 2844	2296	rundll32.exe	30
PID 2296 wrote to memory of 2844	2296	rundll32.exe	30
PID 2296 wrote to memory of 2844	2296	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_377df62531d58d26b481f839838cdabc45bf4e081a3e28c2857beed44cff4051.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_377df62531d58d26b481f839838cdabc45bf4e081a3e28c2857beed44cff4051.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 224
    3⤵
    - Program crash
    PID:2844

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/2296-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2296-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/2296-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2296-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download