dridex | 3aab89074fd684162dd65b46e2f3e57dbabdf822335bbb3467b34730279c121a

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 05:05

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General

Target

JaffaCakes118_3aab89074fd684162dd65b46e2f3e57dbabdf822335bbb3467b34730279c121a.dll
Size

161KB
MD5

ffcb7b81b4d90b44c25d0a11b088c224
SHA1

b4c49ba66d0eb20d3bdf7ffb024e7cf249b90799
SHA256

3aab89074fd684162dd65b46e2f3e57dbabdf822335bbb3467b34730279c121a
SHA512

5f8db94a9a0162410a9cb4f1db8f473afaba64a24ad48e575cd959d6c887efcb2eb98e6db622e57193767488083dcba93014ce7521197a68686c79280f0e3755
SSDEEP

3072:VaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:onS62Fl+pkeJl3CvRStrFl+EYE

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/2732-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2732-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2732	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 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3aab89074fd684162dd65b46e2f3e57dbabdf822335bbb3467b34730279c121a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3aab89074fd684162dd65b46e2f3e57dbabdf822335bbb3467b34730279c121a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 264
    3⤵
    - Program crash
    PID:2780

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/2732-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2732-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2732-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2732-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download