dridex | 183cf6d5bea3ab3daff6b5d569791ff3b8692db299c6b103c14e15c9d5918484

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
23/12/2024, 21:56

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General

Target

JaffaCakes118_183cf6d5bea3ab3daff6b5d569791ff3b8692db299c6b103c14e15c9d5918484.dll
Size

184KB
MD5

7483cbb2b0b473393f8080ca731b0d14
SHA1

f1ab9c6681176746cb3d9223b4eb23edda03f59d
SHA256

183cf6d5bea3ab3daff6b5d569791ff3b8692db299c6b103c14e15c9d5918484
SHA512

4d24b52444630db4da568275b7697196deca764424d5f75d9b12fd61075c7239f09c0f1c0d10742b11a24b9b362f0f7e9e49d1b11c06fc2557bbc96388e8cd11
SSDEEP

3072:GJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JKa//2uFrSc:vfYOX+wTScR/Xzku9LVwtuG

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/1952-1-0x0000000074E40000-0x0000000074E6F000-memory.dmp	dridex_ldr
behavioral1/memory/1952-2-0x0000000074E40000-0x0000000074E6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1060	1952	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 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 2368 wrote to memory of 1952	2368	rundll32.exe	30
PID 1952 wrote to memory of 1060	1952	rundll32.exe	32
PID 1952 wrote to memory of 1060	1952	rundll32.exe	32
PID 1952 wrote to memory of 1060	1952	rundll32.exe	32
PID 1952 wrote to memory of 1060	1952	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_183cf6d5bea3ab3daff6b5d569791ff3b8692db299c6b103c14e15c9d5918484.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_183cf6d5bea3ab3daff6b5d569791ff3b8692db299c6b103c14e15c9d5918484.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 220
    3⤵
    - Program crash
    PID:1060

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/1952-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1952-1-0x0000000074E40000-0x0000000074E6F000-memory.dmp

Filesize
188KB

Download
memory/1952-2-0x0000000074E40000-0x0000000074E6F000-memory.dmp

Filesize
188KB

Download
memory/1952-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download