dridex | adda77afb903099dcafd62b4c542bcd6374fd56a034066ce3460904d7d03c54b

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 00:39

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General

Target

JaffaCakes118_adda77afb903099dcafd62b4c542bcd6374fd56a034066ce3460904d7d03c54b.dll
Size

161KB
MD5

f042b74cee24b9420c9d5dfea9d911f5
SHA1

05654715fec3feaaefbdceed76ac0853b8d19683
SHA256

adda77afb903099dcafd62b4c542bcd6374fd56a034066ce3460904d7d03c54b
SHA512

92a420ecfcebe27e4d62ff89e65d413daea1b4e4d7603e0c8da0b39234da67d709eb48567f34bcbf84e04bec5c1aa6465799d6094738646b7cdea1c7dd21dc0d
SSDEEP

3072:9tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:XnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4400-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4400-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	4400	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 2492 wrote to memory of 4400	2492	rundll32.exe	82
PID 2492 wrote to memory of 4400	2492	rundll32.exe	82
PID 2492 wrote to memory of 4400	2492	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_adda77afb903099dcafd62b4c542bcd6374fd56a034066ce3460904d7d03c54b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_adda77afb903099dcafd62b4c542bcd6374fd56a034066ce3460904d7d03c54b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 716
    3⤵
    - Program crash
    PID:2660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4400 -ip 4400
1⤵
PID:392

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/4400-0-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/4400-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4400-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4400-3-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download