dridex | 165c8ffbee809aa4792fb1fbcb0ceea9c84680f919c8051a80387f86db93377e

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:06

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General

Target

JaffaCakes118_165c8ffbee809aa4792fb1fbcb0ceea9c84680f919c8051a80387f86db93377e.dll
Size

166KB
MD5

c9ec64700515717967150ff51f614abc
SHA1

d18b4fd6ad027701dda44428f00336bd7d9db9b7
SHA256

165c8ffbee809aa4792fb1fbcb0ceea9c84680f919c8051a80387f86db93377e
SHA512

ad27bc806294612fdb9313508b2097dfc498977d02b0a366a460e096a1f7a4f2673cd6b9457f07bb2f818b2309fb1e531983fb8dfde6a20b283d92d8987c87aa
SSDEEP

3072:/BoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHCb:puXLcclWEc2HeSjNjGdeib

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2444-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2444-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2444	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 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2444 wrote to memory of 3024	2444	rundll32.exe	32
PID 2444 wrote to memory of 3024	2444	rundll32.exe	32
PID 2444 wrote to memory of 3024	2444	rundll32.exe	32
PID 2444 wrote to memory of 3024	2444	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_165c8ffbee809aa4792fb1fbcb0ceea9c84680f919c8051a80387f86db93377e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_165c8ffbee809aa4792fb1fbcb0ceea9c84680f919c8051a80387f86db93377e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 256
    3⤵
    - Program crash
    PID:3024

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/2444-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2444-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2444-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2444-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download