dridex | 93e18187bd187e63581493eb321539771db3dd02da0989eb7c020617ec65040c

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:52

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General

Target

JaffaCakes118_93e18187bd187e63581493eb321539771db3dd02da0989eb7c020617ec65040c.dll
Size

184KB
MD5

3ad0add835d3cb0e0fd16ff5a62695ad
SHA1

d7fa501cb8db8e52095f583c9b9f9dfc9b605475
SHA256

93e18187bd187e63581493eb321539771db3dd02da0989eb7c020617ec65040c
SHA512

3e1f3a1315e67bfe5f996fdec8cd531b31e5f6303e46a9aea30ec8755ad3479f52cbbfdd25be507d057631f5f6a62ff4660b8aa5779375e41e63d00c767693d2
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:mfYOX+wTScR/Xzku9LVwWuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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
behavioral1/memory/1932-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp	dridex_ldr
behavioral1/memory/1932-2-0x0000000074CA0000-0x0000000074CCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	1932	WerFault.exe	31

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 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 1932 wrote to memory of 2236	1932	rundll32.exe	32
PID 1932 wrote to memory of 2236	1932	rundll32.exe	32
PID 1932 wrote to memory of 2236	1932	rundll32.exe	32
PID 1932 wrote to memory of 2236	1932	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_93e18187bd187e63581493eb321539771db3dd02da0989eb7c020617ec65040c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_93e18187bd187e63581493eb321539771db3dd02da0989eb7c020617ec65040c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 220
    3⤵
    - Program crash
    PID:2236

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/1932-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1932-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp

Filesize
188KB

Download
memory/1932-2-0x0000000074CA0000-0x0000000074CCF000-memory.dmp

Filesize
188KB

Download
memory/1932-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download