dridex | a8dc671e33aab06b04c0bdb217bbe22efb9264eae213021e2d24c8bcab0ce323

Analysis

max time kernel
74s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:41

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General

Target

JaffaCakes118_a8dc671e33aab06b04c0bdb217bbe22efb9264eae213021e2d24c8bcab0ce323.dll
Size

184KB
MD5

90446496ef9c16dfd8f717c1372ef781
SHA1

b84a201e467e4fd5b63784cbc9b1707c42df15dc
SHA256

a8dc671e33aab06b04c0bdb217bbe22efb9264eae213021e2d24c8bcab0ce323
SHA512

b8b2160fc26f5fa35c17dd518dc274e9a549aeafaba5611e00eacdc907ab48b0213db1f7f49d2489e5a097692e72a73fda67aabe69b4ea366986c1622aabb0fa
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao2oC

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/2044-1-0x00000000753D0000-0x00000000753FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2220	2044	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 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2116 wrote to memory of 2044	2116	rundll32.exe	30
PID 2044 wrote to memory of 2220	2044	rundll32.exe	31
PID 2044 wrote to memory of 2220	2044	rundll32.exe	31
PID 2044 wrote to memory of 2220	2044	rundll32.exe	31
PID 2044 wrote to memory of 2220	2044	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8dc671e33aab06b04c0bdb217bbe22efb9264eae213021e2d24c8bcab0ce323.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8dc671e33aab06b04c0bdb217bbe22efb9264eae213021e2d24c8bcab0ce323.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 224
    3⤵
    - Program crash
    PID:2220

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/2044-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2044-1-0x00000000753D0000-0x00000000753FF000-memory.dmp

Filesize
188KB

Download
memory/2044-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download