dridex | 406664a4fd560a61b353d6e849b078b415029a043e7727b6845a459d938fec78

Analysis

max time kernel
63s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:48

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General

Target

JaffaCakes118_406664a4fd560a61b353d6e849b078b415029a043e7727b6845a459d938fec78.dll
Size

160KB
MD5

e6700345a5b31e9bdbc4fd7ac871ce8e
SHA1

cf19d47c1cff3ff09cbe6c6024643d76b1664896
SHA256

406664a4fd560a61b353d6e849b078b415029a043e7727b6845a459d938fec78
SHA512

0c0927f964f54864c64ebf70b871f515d3e0ebd62a1268741dbc3ed75dea8b680387fd45c08e4ac722c8af7e57db1232aaea8c705248bc143dbe827bef04d5a6
SSDEEP

3072:KoT2d85tleLD51fC5AHYEoefukoTFMpGmjK8D:ky5tAL11fNHYafoMpX

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

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/1992-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1992-3-0x0000000010000000-0x000000001002E000-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 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30
PID 2008 wrote to memory of 1992	2008	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_406664a4fd560a61b353d6e849b078b415029a043e7727b6845a459d938fec78.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_406664a4fd560a61b353d6e849b078b415029a043e7727b6845a459d938fec78.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1992

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

Replay Monitor

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Downloads

memory/1992-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/1992-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1992-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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