dridex | bbbc3151085de7c539164d14cdf541a2aa3eada80f596d5e0e15d5f686035c26

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:38

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General

Target

JaffaCakes118_bbbc3151085de7c539164d14cdf541a2aa3eada80f596d5e0e15d5f686035c26.dll
Size

184KB
MD5

1a619da8e21011a85687a19544287134
SHA1

ae5720c1f73949344ec9c0ec5de331de4bb55eec
SHA256

bbbc3151085de7c539164d14cdf541a2aa3eada80f596d5e0e15d5f686035c26
SHA512

79d88d073ac58365ea91c60bed3981d738fa8806f23fe37c00690c3426ab31a5c87799dfd9b09af92afe8331586a0dca7b39379a6026470bf64f7f1af2afc045
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:mfYOX+wTScR/Xzku9LVw/uG

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/2004-1-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr
behavioral1/memory/2004-2-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2920	2004	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 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbbc3151085de7c539164d14cdf541a2aa3eada80f596d5e0e15d5f686035c26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbbc3151085de7c539164d14cdf541a2aa3eada80f596d5e0e15d5f686035c26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 220
    3⤵
    - Program crash
    PID:2920

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/2004-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2004-1-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/2004-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2004-2-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download