dridex | fb5a40bb4e1bce57cedada8fd8e22ec133650e09a2caf6d32103305e8bc1616b

Analysis

max time kernel
95s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 17:22

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General

Target

JaffaCakes118_fb5a40bb4e1bce57cedada8fd8e22ec133650e09a2caf6d32103305e8bc1616b.dll
Size

157KB
MD5

eb319e45269acacb0ca0fa2e3968df38
SHA1

06aba13a2bc7a710ec33e99049740fd8930a8382
SHA256

fb5a40bb4e1bce57cedada8fd8e22ec133650e09a2caf6d32103305e8bc1616b
SHA512

23d698ba7f1dd0fc0ba9fccd6eff60f66cd145692f92b048ef304da4f2ddac065035b4d5b69dcaa146e77be1a5783d34000b2a1b1b62c2245310b8b8e675925c
SSDEEP

3072:NXdgq2AQFBHNHrvCU0FoCGWi/isjLpWRGGJnHs9:bMHNLvC1FoCGx//Xq

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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
behavioral2/memory/2740-1-0x0000000074980000-0x00000000749AD000-memory.dmp	dridex_ldr
behavioral2/memory/2740-2-0x0000000074980000-0x00000000749AD000-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 3 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2740	1404	rundll32.exe	83
PID 1404 wrote to memory of 2740	1404	rundll32.exe	83
PID 1404 wrote to memory of 2740	1404	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb5a40bb4e1bce57cedada8fd8e22ec133650e09a2caf6d32103305e8bc1616b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb5a40bb4e1bce57cedada8fd8e22ec133650e09a2caf6d32103305e8bc1616b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2740

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/2740-0-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/2740-1-0x0000000074980000-0x00000000749AD000-memory.dmp

Filesize
180KB

Download
memory/2740-2-0x0000000074980000-0x00000000749AD000-memory.dmp

Filesize
180KB

Download
memory/2740-3-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download