dridex | 3ea9e629fa353c6e19b68916e613d4cc64101c4f14d011333a6814feeceab404

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-10-2024 14:26

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General

Target

7f8c450cab9ba7acf1f081f06a7812b1_JaffaCakes118.dll
Size

184KB
MD5

7f8c450cab9ba7acf1f081f06a7812b1
SHA1

aba4f04bc4185b50f5d8b904f5de7f4f8a899647
SHA256

3ea9e629fa353c6e19b68916e613d4cc64101c4f14d011333a6814feeceab404
SHA512

88f86dbae3264ccb86c848c8ca6a5b632c81cae7e3e1e785122e7623540c3681ec8c386456bb40824ae930a172e0c0248459d60359c71cef594e6c6617482d22
SSDEEP

3072:oJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JOa//2uFrSc:lfYOX+wTScR/Xzku9LVwZuG

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/1104-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp	dridex_ldr
behavioral1/memory/1104-2-0x0000000074A80000-0x0000000074AAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	1104	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 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 1104 wrote to memory of 2688	1104	rundll32.exe	32
PID 1104 wrote to memory of 2688	1104	rundll32.exe	32
PID 1104 wrote to memory of 2688	1104	rundll32.exe	32
PID 1104 wrote to memory of 2688	1104	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f8c450cab9ba7acf1f081f06a7812b1_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f8c450cab9ba7acf1f081f06a7812b1_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 224
    3⤵
    - Program crash
    PID:2688

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/1104-0-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/1104-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp

Filesize
188KB

Download
memory/1104-2-0x0000000074A80000-0x0000000074AAF000-memory.dmp

Filesize
188KB

Download
memory/1104-4-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download