dridex | e3b8100c0d3dab093d2dc5d1584225e325b0094c3b93e92ed0161a5920819f57

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:57

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General

Target

JaffaCakes118_e3b8100c0d3dab093d2dc5d1584225e325b0094c3b93e92ed0161a5920819f57.dll
Size

177KB
MD5

761a647f044f037643094332746aace2
SHA1

ee7aefd2f9c3757d3e3173d244ba075061dc40f1
SHA256

e3b8100c0d3dab093d2dc5d1584225e325b0094c3b93e92ed0161a5920819f57
SHA512

19be42ec438f0fcb835255a6e112346a19c953220b1bcd28d4986670ee1c9ff22fed391b0cbece21a495798153c5b99023a11167175cde0db7610c95dc71155f
SSDEEP

3072:KuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:mzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2100-1-0x0000000074A30000-0x0000000074A61000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3032	2100	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 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2104 wrote to memory of 2100	2104	rundll32.exe	30
PID 2100 wrote to memory of 3032	2100	rundll32.exe	32
PID 2100 wrote to memory of 3032	2100	rundll32.exe	32
PID 2100 wrote to memory of 3032	2100	rundll32.exe	32
PID 2100 wrote to memory of 3032	2100	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3b8100c0d3dab093d2dc5d1584225e325b0094c3b93e92ed0161a5920819f57.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3b8100c0d3dab093d2dc5d1584225e325b0094c3b93e92ed0161a5920819f57.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
    3⤵
    - Program crash
    PID:3032

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/2100-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2100-1-0x0000000074A30000-0x0000000074A61000-memory.dmp

Filesize
196KB

Download
memory/2100-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download