dridex | 3eca8afc1a88735e283d8d27908f598b7c1576cdadeae279e867dd6ab6b1fc71

Analysis

max time kernel
64s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:48

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General

Target

JaffaCakes118_3eca8afc1a88735e283d8d27908f598b7c1576cdadeae279e867dd6ab6b1fc71.dll
Size

160KB
MD5

8f8a68dd2c63d09ac1bd881360e2c93e
SHA1

0ceb8f14b2e07b44accf504571ff517e65b467b4
SHA256

3eca8afc1a88735e283d8d27908f598b7c1576cdadeae279e867dd6ab6b1fc71
SHA512

6ce0c86e52e8241e303ed0372387a2f4dbd8e63bde335c3ece5e23816be87ba0040626be19db43c007994b1fbd408d145264181969d33da00ddd89e9dec014c6
SSDEEP

3072:bUT2d85tleLD51fC5AHYEoefukoTFMpGmj08D:3y5tAL11fNHYafoMpX

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/2016-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2016-2-0x0000000010000000-0x000000001002E000-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 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30
PID 2116 wrote to memory of 2016	2116	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3eca8afc1a88735e283d8d27908f598b7c1576cdadeae279e867dd6ab6b1fc71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3eca8afc1a88735e283d8d27908f598b7c1576cdadeae279e867dd6ab6b1fc71.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2016

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/2016-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2016-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2016-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2016-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download