dridex | 816a561be8efec2dd9dfc63537f62f6fcc760f013537ca2798e0cd4db1e32f4f

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 05:27

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General

Target

JaffaCakes118_816a561be8efec2dd9dfc63537f62f6fcc760f013537ca2798e0cd4db1e32f4f.dll
Size

163KB
MD5

3d84683e5f9a5cfeaecce0ccd606e398
SHA1

243a1aa01ab9a4615335492151076441013f4109
SHA256

816a561be8efec2dd9dfc63537f62f6fcc760f013537ca2798e0cd4db1e32f4f
SHA512

878da37d48abe82f2541edfa376db8512006d820854567d1ddc409f864d4a3f5c46762997f955850b8a5466dd10fe0fc30b463b06c3f15190d8e0f178569a41b
SSDEEP

3072:7ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:ts4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/2244-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2244	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 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_816a561be8efec2dd9dfc63537f62f6fcc760f013537ca2798e0cd4db1e32f4f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_816a561be8efec2dd9dfc63537f62f6fcc760f013537ca2798e0cd4db1e32f4f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 236
    3⤵
    - Program crash
    PID:2792

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/2244-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2244-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2244-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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