dridex | 91f9e0dffc545dcc3008e15c0efaaabc98e53dcc1d9c6d2d6fa5a15aa3c417cf

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 18:22

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General

Target

JaffaCakes118_91f9e0dffc545dcc3008e15c0efaaabc98e53dcc1d9c6d2d6fa5a15aa3c417cf.dll
Size

162KB
MD5

5d1717e80a1be6206cb8f4b4ad4b9dc8
SHA1

95f24fe11c9aeddc60fbf837b93d2a85b73da874
SHA256

91f9e0dffc545dcc3008e15c0efaaabc98e53dcc1d9c6d2d6fa5a15aa3c417cf
SHA512

bad9f2b7b705fd85cf79f86610dc267893a00985201a0b779fd236decb91c50fdd4109c3fd133947486c9a638c5e7b370e8c23f485ef0b621ad004fc4dfc5451
SSDEEP

3072:5/FbrEzD9N+RiMB00c9/74DXE+JgaV7IPx+e6O/pPtaLOi:zbrE1kvcB74DXZ2Mel3i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4440-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	4440	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 4440	4812	rundll32.exe	84
PID 4812 wrote to memory of 4440	4812	rundll32.exe	84
PID 4812 wrote to memory of 4440	4812	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91f9e0dffc545dcc3008e15c0efaaabc98e53dcc1d9c6d2d6fa5a15aa3c417cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91f9e0dffc545dcc3008e15c0efaaabc98e53dcc1d9c6d2d6fa5a15aa3c417cf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 712
    3⤵
    - Program crash
    PID:2512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4440 -ip 4440
1⤵
PID:2768

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/4440-0-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/4440-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/4440-3-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download