dridex | aa7f97c00f0a9884e480b0193537c2db1abd36c1256223d1b07b29229571235a

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 12:42

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General

Target

JaffaCakes118_aa7f97c00f0a9884e480b0193537c2db1abd36c1256223d1b07b29229571235a.dll
Size

162KB
MD5

f1d29eecc4d45edc60c878cf23c88619
SHA1

f31a77557b07c71ecb91a59ee4e5555b35173425
SHA256

aa7f97c00f0a9884e480b0193537c2db1abd36c1256223d1b07b29229571235a
SHA512

cd3c01f47180e60d0d469597ca180b2543d8aee5081a171c565b650f3c109b8f008e1ccb9d7103792faa0cf1c64becc18527710911de825b3b0f2a964d7c3ea8
SSDEEP

3072:2esl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLG5:Y4+VZQpt5hyPsa1ekiEF5

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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/4832-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4944	4832	WerFault.exe	83

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 3100 wrote to memory of 4832	3100	rundll32.exe	83
PID 3100 wrote to memory of 4832	3100	rundll32.exe	83
PID 3100 wrote to memory of 4832	3100	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa7f97c00f0a9884e480b0193537c2db1abd36c1256223d1b07b29229571235a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa7f97c00f0a9884e480b0193537c2db1abd36c1256223d1b07b29229571235a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 720
    3⤵
    - Program crash
    PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4832 -ip 4832
1⤵
PID:3596

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/4832-0-0x0000000002BE0000-0x0000000002BE6000-memory.dmp

Filesize
24KB

Download
memory/4832-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/4832-3-0x0000000002BE0000-0x0000000002BE6000-memory.dmp

Filesize
24KB

Download