dridex | 8ad0328b3a3e613053b94b0679b1f6aa680b4567c223c2931c1ef56770e90692

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 23:26

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General

Target

JaffaCakes118_8ad0328b3a3e613053b94b0679b1f6aa680b4567c223c2931c1ef56770e90692.dll
Size

161KB
MD5

bdf9aaf0f211383c703ae78fa2ac7db0
SHA1

0f4fb60bb5ae3a89c585578707d59b2043855880
SHA256

8ad0328b3a3e613053b94b0679b1f6aa680b4567c223c2931c1ef56770e90692
SHA512

710f44470be191af75b5b28f0e965362b355b6c09a910f1952724484867877113fdb1fe8841773bc3bec25a617c5f02c60a6e80a25e2dfab19af0926abc1860f
SSDEEP

3072:Z8Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2FGkFY:anS62Fl+pkeJl3CvRStrFl+EYI

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1928-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1928-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1532	1928	WerFault.exe	31

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 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ad0328b3a3e613053b94b0679b1f6aa680b4567c223c2931c1ef56770e90692.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ad0328b3a3e613053b94b0679b1f6aa680b4567c223c2931c1ef56770e90692.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 256
    3⤵
    - Program crash
    PID:1532

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/1928-0-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1928-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1928-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1928-3-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download