dridex | ee709cf9113518c1e86c31d70952efbd74985af56dfca916a7800b07bca415bb

Analysis

max time kernel
59s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:03

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General

Target

JaffaCakes118_ee709cf9113518c1e86c31d70952efbd74985af56dfca916a7800b07bca415bb.dll
Size

162KB
MD5

3c5f78d363ea03927903c880e624bb5e
SHA1

d1f97cc9c983a3b0c976db37d7a324d3114ff899
SHA256

ee709cf9113518c1e86c31d70952efbd74985af56dfca916a7800b07bca415bb
SHA512

48c3b9d006cdd58230bc1f09103a482f29aa789c3e88a0201db2abb494bb82b180ae4ee3f1cb811edd1c1a9806743c11d522ab4ac569cef0b4a9fec2839385cb
SSDEEP

3072:9mNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:8Lc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/2440-1-0x0000000074750000-0x000000007477E000-memory.dmp	dridex_ldr
behavioral1/memory/2440-3-0x0000000074750000-0x000000007477E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30
PID 1632 wrote to memory of 2440	1632	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ee709cf9113518c1e86c31d70952efbd74985af56dfca916a7800b07bca415bb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ee709cf9113518c1e86c31d70952efbd74985af56dfca916a7800b07bca415bb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2440-1-0x0000000074750000-0x000000007477E000-memory.dmp

Filesize
184KB

Download
memory/2440-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2440-3-0x0000000074750000-0x000000007477E000-memory.dmp

Filesize
184KB

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