dridex | 1856694d89a76dc5a9ecfb57f81373ad2180e48dfc1df3c4f780e652377d0d1b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 12:57

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General

Target

JaffaCakes118_1856694d89a76dc5a9ecfb57f81373ad2180e48dfc1df3c4f780e652377d0d1b.dll
Size

161KB
MD5

a2b6e6a0b675e720f431ef2cdc1c139e
SHA1

7908855123f91e8ef6de1de57edaa38d70c9656f
SHA256

1856694d89a76dc5a9ecfb57f81373ad2180e48dfc1df3c4f780e652377d0d1b
SHA512

ab7902616220eaa7f6313095c64690e6a8d9db676365efa76de95aeb43931a333506639e6c7a65321965ccd05487200b8590f55bfb8b1706d91e2a2d87c361d2
SSDEEP

3072:8oSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:DnS62Fl+pkeJl3CvRStrFl+EYn

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
behavioral1/memory/2736-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2736-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2736	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 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2736 wrote to memory of 2696	2736	rundll32.exe	32
PID 2736 wrote to memory of 2696	2736	rundll32.exe	32
PID 2736 wrote to memory of 2696	2736	rundll32.exe	32
PID 2736 wrote to memory of 2696	2736	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1856694d89a76dc5a9ecfb57f81373ad2180e48dfc1df3c4f780e652377d0d1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1856694d89a76dc5a9ecfb57f81373ad2180e48dfc1df3c4f780e652377d0d1b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 256
    3⤵
    - Program crash
    PID:2696

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/2736-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2736-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2736-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2736-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download