dridex | e628d950ce1193564e279e283300f8e66fe4bcbd9f183aab6b6227719a26342a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:22

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General

Target

JaffaCakes118_e628d950ce1193564e279e283300f8e66fe4bcbd9f183aab6b6227719a26342a.dll
Size

184KB
MD5

138bc70ef0f855da04744d1f563d2f8b
SHA1

6d703c5004019258bd5fd20ec081f4d7c811731d
SHA256

e628d950ce1193564e279e283300f8e66fe4bcbd9f183aab6b6227719a26342a
SHA512

1056088ae4d1edc605541ae1cfecf6adb4451fc4edf7e75010a13d3495f3d2356ad99c4106a89bfe2819978711271d0ed6bb9ef7491c45036e2b0e6c6ef5c14f
SSDEEP

3072:/JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jia//2uFrSc:sfYOX+wTScR/Xzku9LVwFuG

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/2168-1-0x0000000074E90000-0x0000000074EBF000-memory.dmp	dridex_ldr
behavioral1/memory/2168-2-0x0000000074E90000-0x0000000074EBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	2168	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 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 2168 wrote to memory of 2320	2168	rundll32.exe	32
PID 2168 wrote to memory of 2320	2168	rundll32.exe	32
PID 2168 wrote to memory of 2320	2168	rundll32.exe	32
PID 2168 wrote to memory of 2320	2168	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e628d950ce1193564e279e283300f8e66fe4bcbd9f183aab6b6227719a26342a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e628d950ce1193564e279e283300f8e66fe4bcbd9f183aab6b6227719a26342a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 220
    3⤵
    - Program crash
    PID:2320

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/2168-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2168-1-0x0000000074E90000-0x0000000074EBF000-memory.dmp

Filesize
188KB

Download
memory/2168-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2168-2-0x0000000074E90000-0x0000000074EBF000-memory.dmp

Filesize
188KB

Download