dridex | e942edf6df868f96a60997f18bd7a2ae849b91775abc0e3ed2530d555ebddb11

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:39

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General

Target

JaffaCakes118_e942edf6df868f96a60997f18bd7a2ae849b91775abc0e3ed2530d555ebddb11.dll
Size

184KB
MD5

03b2fdb92d48a9fe97169c9bd075ddd6
SHA1

c900c210a6f596b9eac0480770ea6fd20bbeb843
SHA256

e942edf6df868f96a60997f18bd7a2ae849b91775abc0e3ed2530d555ebddb11
SHA512

8b7c437d3a90089c903cd0773f0d300a2716a7db1fdb59acfeaa078793d7c9afe438cc04f80483addb1f1c2a1b6fcb3f63f196b63f67ce528c92bb2c5eba1284
SSDEEP

3072:2JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jma//2uFrSc:/fYOX+wTScR/Xzku9LVwVuG

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/2772-1-0x00000000744E0000-0x000000007450F000-memory.dmp	dridex_ldr
behavioral1/memory/2772-2-0x00000000744E0000-0x000000007450F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2944	2772	WerFault.exe	30

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 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2704 wrote to memory of 2772	2704	rundll32.exe	30
PID 2772 wrote to memory of 2944	2772	rundll32.exe	31
PID 2772 wrote to memory of 2944	2772	rundll32.exe	31
PID 2772 wrote to memory of 2944	2772	rundll32.exe	31
PID 2772 wrote to memory of 2944	2772	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e942edf6df868f96a60997f18bd7a2ae849b91775abc0e3ed2530d555ebddb11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e942edf6df868f96a60997f18bd7a2ae849b91775abc0e3ed2530d555ebddb11.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 220
    3⤵
    - Program crash
    PID:2944

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/2772-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2772-1-0x00000000744E0000-0x000000007450F000-memory.dmp

Filesize
188KB

Download
memory/2772-2-0x00000000744E0000-0x000000007450F000-memory.dmp

Filesize
188KB

Download
memory/2772-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download