dridex | 5b57facf2ee1190bd3f05695af4940f3dd999d77d7b7ad3a729c4394f702fac7

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 21:20

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General

Target

JaffaCakes118_5b57facf2ee1190bd3f05695af4940f3dd999d77d7b7ad3a729c4394f702fac7.dll
Size

162KB
MD5

4d8da74dcb9095c799a2db7db35afcdc
SHA1

7d717113303a1d4778bfe573d8cdbaa14fd41876
SHA256

5b57facf2ee1190bd3f05695af4940f3dd999d77d7b7ad3a729c4394f702fac7
SHA512

68102ed814dbf3556e642c8796fd9ac397f92b958cecc3f52a4d3746c207f1803441c2dce9f48efea104e5e03a5896069a187a9e88777df380ff5be72a9f54f6
SSDEEP

3072:Pesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:D4+VZQpt5hyPsa1ekiEyL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2952-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
664	2952	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 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2892 wrote to memory of 2952	2892	rundll32.exe	30
PID 2952 wrote to memory of 664	2952	rundll32.exe	31
PID 2952 wrote to memory of 664	2952	rundll32.exe	31
PID 2952 wrote to memory of 664	2952	rundll32.exe	31
PID 2952 wrote to memory of 664	2952	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b57facf2ee1190bd3f05695af4940f3dd999d77d7b7ad3a729c4394f702fac7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b57facf2ee1190bd3f05695af4940f3dd999d77d7b7ad3a729c4394f702fac7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 264
    3⤵
    - Program crash
    PID:664

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/2952-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2952-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2952-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download