dridex | a4e0de8122ab53ad0ac64109671ae08dead72f2a034de62a626c61d60cf0d4fc

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:53

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General

Target

JaffaCakes118_a4e0de8122ab53ad0ac64109671ae08dead72f2a034de62a626c61d60cf0d4fc.dll
Size

166KB
MD5

6fbe7d3085a3bc57a43089516524fe4a
SHA1

3b734ceb19b55bb8cc30dacb959f99781313971c
SHA256

a4e0de8122ab53ad0ac64109671ae08dead72f2a034de62a626c61d60cf0d4fc
SHA512

d372c668bf03363c0c8c55680c8f8d176bfeb1d83af5132df9371d8dc065b67b4913d21b52a3752d7c1df6712347b324523df58af98a028a0ff0552410541ebd
SSDEEP

3072:QBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHjf:kuXLcclWEc2HeSjNjGdeDf

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2876-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2876-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2636	2876	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 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2844 wrote to memory of 2876	2844	rundll32.exe	30
PID 2876 wrote to memory of 2636	2876	rundll32.exe	31
PID 2876 wrote to memory of 2636	2876	rundll32.exe	31
PID 2876 wrote to memory of 2636	2876	rundll32.exe	31
PID 2876 wrote to memory of 2636	2876	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4e0de8122ab53ad0ac64109671ae08dead72f2a034de62a626c61d60cf0d4fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4e0de8122ab53ad0ac64109671ae08dead72f2a034de62a626c61d60cf0d4fc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 256
    3⤵
    - Program crash
    PID:2636

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/2876-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2876-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2876-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2876-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download