dridex | b164bafbc94be4dbc43303ae50ab5c33cf0fad3f6ba0e821a359bd88f42427eb

Analysis

max time kernel
92s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:48

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General

Target

JaffaCakes118_b164bafbc94be4dbc43303ae50ab5c33cf0fad3f6ba0e821a359bd88f42427eb.dll
Size

184KB
MD5

548aacc6d1648dcf21496526b68236d2
SHA1

e65391c3f2b3286e38ab93cfa6f5b6473dd65a9e
SHA256

b164bafbc94be4dbc43303ae50ab5c33cf0fad3f6ba0e821a359bd88f42427eb
SHA512

ae58aa95a54447a8ead82816a1e35973e538ec4df4aa07a2bd353b1abcc2e7380335479a47eece5a8f0e5d8d39d7edc78791d8836f9ab13e675c669159d26596
SSDEEP

3072:T92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTTrLA:T9NSMOEpQ1Q3ODAr+Vz

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4164-0-0x00000000758A0000-0x00000000758CF000-memory.dmp	dridex_ldr
behavioral2/memory/4164-3-0x00000000758A0000-0x00000000758CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1524	4164	WerFault.exe	82

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 1100 wrote to memory of 4164	1100	rundll32.exe	82
PID 1100 wrote to memory of 4164	1100	rundll32.exe	82
PID 1100 wrote to memory of 4164	1100	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b164bafbc94be4dbc43303ae50ab5c33cf0fad3f6ba0e821a359bd88f42427eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b164bafbc94be4dbc43303ae50ab5c33cf0fad3f6ba0e821a359bd88f42427eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 620
    3⤵
    - Program crash
    PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4164 -ip 4164
1⤵
PID:2360

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/4164-0-0x00000000758A0000-0x00000000758CF000-memory.dmp

Filesize
188KB

Download
memory/4164-2-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

Download
memory/4164-3-0x00000000758A0000-0x00000000758CF000-memory.dmp

Filesize
188KB

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