dridex | 4e8b50459a8033a3e81008fe1e01df1997193d59f1012125325ee127281f387d

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 16:26 UTC

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General

Target

5cb98dc4e31e1e09b9ecf06a5fbc75f2_JaffaCakes118.dll
Size

785KB
MD5

5cb98dc4e31e1e09b9ecf06a5fbc75f2
SHA1

4f8d8d02dbfbd65b7c24d46c0439ee245941470a
SHA256

4e8b50459a8033a3e81008fe1e01df1997193d59f1012125325ee127281f387d
SHA512

3a97dbed4172bdc59f505dc79fb67cf394eb2701c7ea2dc8778ebb97426f4bfb89031fc0667b3fe964f7b18e4561ce6e7aba840a412f654c24257bf7f9e30c6a
SSDEEP

12288:vbqkjZw1Vu8MpJYosZUmc16RWdrpo8+FFcLxT8HoxmRsDJteMKTO81MOU7qOkQR1:vbqkjZwqxYjxoArwQobmMKFiOUFkK1

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain

1
3ETNAkkvGIIUWuwxcGp5NodinarBsvL96My1cjpRT0Wxwi

rc4.plain

1
SdXTeFaKInUjedc97Lug8emxuewFwQzbXTVRo5iFDdGEGjCbGTnWc88XoMUh

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2192	rundll32.exe
5	2192	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30
PID 1644 wrote to memory of 2192	1644	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cb98dc4e31e1e09b9ecf06a5fbc75f2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cb98dc4e31e1e09b9ecf06a5fbc75f2_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:2192

Network

No results found

209.20.87.138:443

rundll32.exe

152 B
120 B
3
3
209.20.87.138:443

rundll32.exe

152 B
120 B
3
3

No results found

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2192-1-0x0000000074862000-0x0000000074866000-memory.dmp

Filesize
16KB

Download
memory/2192-3-0x00000000747A0000-0x00000000748BB000-memory.dmp

Filesize
1.1MB

Download
memory/2192-4-0x00000000747A0000-0x00000000748BB000-memory.dmp

Filesize
1.1MB

Download