dridex | 7d939055b67a21d85029f0f6f2837b99069f81bcd17007a96b1d2bd1dc041f89

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 08:07

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General

Target

JaffaCakes118_7d939055b67a21d85029f0f6f2837b99069f81bcd17007a96b1d2bd1dc041f89.dll
Size

162KB
MD5

5b74f7562eeec1b6490ebb10646355cd
SHA1

648c8a6764501c6fa088d75d17618b57501893f1
SHA256

7d939055b67a21d85029f0f6f2837b99069f81bcd17007a96b1d2bd1dc041f89
SHA512

1af09ec125b88c2530749c6d66ed0851b66a85a541acd9f69af05078b58bb177e1be78606ecee58e7834d13fc89d33ee32b3b093ee8f74d9f6aaea0092f77717
SSDEEP

3072:jesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:X4+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/908-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	908	WerFault.exe	29

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 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 2524 wrote to memory of 908	2524	rundll32.exe	29
PID 908 wrote to memory of 2336	908	rundll32.exe	30
PID 908 wrote to memory of 2336	908	rundll32.exe	30
PID 908 wrote to memory of 2336	908	rundll32.exe	30
PID 908 wrote to memory of 2336	908	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d939055b67a21d85029f0f6f2837b99069f81bcd17007a96b1d2bd1dc041f89.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d939055b67a21d85029f0f6f2837b99069f81bcd17007a96b1d2bd1dc041f89.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 908 -s 256
    3⤵
    - Program crash
    PID:2336

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/908-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/908-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/908-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download