dridex | 42a66d692db3875e3574316214d4bf2911b89ebd2dc5c4e0113e04d94f29b8f4

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:34

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General

Target

JaffaCakes118_42a66d692db3875e3574316214d4bf2911b89ebd2dc5c4e0113e04d94f29b8f4.dll
Size

184KB
MD5

bef5d5a34061d0827713df64fb667648
SHA1

c19dad47abd5ded445b9d37d4dae3644ed7e2c94
SHA256

42a66d692db3875e3574316214d4bf2911b89ebd2dc5c4e0113e04d94f29b8f4
SHA512

96054cc23e1460bf0dd2b1b3768b212e6cbc2d4a3d9d006a04f956fa7df84f448c73dd9a29c6424d8abb664da3d1ff21ca1805594c89d5ed884188b00f219835
SSDEEP

3072:3iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoBlzoxss7:3iLVCIT4WK2z1W+CUHZj4Skq/eaofoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3064-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2032	3064	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 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 2640 wrote to memory of 3064	2640	rundll32.exe	30
PID 3064 wrote to memory of 2032	3064	rundll32.exe	31
PID 3064 wrote to memory of 2032	3064	rundll32.exe	31
PID 3064 wrote to memory of 2032	3064	rundll32.exe	31
PID 3064 wrote to memory of 2032	3064	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42a66d692db3875e3574316214d4bf2911b89ebd2dc5c4e0113e04d94f29b8f4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42a66d692db3875e3574316214d4bf2911b89ebd2dc5c4e0113e04d94f29b8f4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 220
    3⤵
    - Program crash
    PID:2032

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/3064-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3064-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

Download
memory/3064-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download