dridex | ab37df4f947b6ea84a541e2c94d82efc25e2273e9ffbdb7d2055400d9daa3b3b

Analysis

max time kernel
74s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:17

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General

Target

JaffaCakes118_ab37df4f947b6ea84a541e2c94d82efc25e2273e9ffbdb7d2055400d9daa3b3b.dll
Size

204KB
MD5

4180ce8ecc41ad0558ddd27c47fad8f5
SHA1

1939b76537400891382e50cf6be1f1dd0e5a067a
SHA256

ab37df4f947b6ea84a541e2c94d82efc25e2273e9ffbdb7d2055400d9daa3b3b
SHA512

0c931047b08c685d207042bf1a523da0777fa6b7b0456664e528ab6f9c1334d170d559d3db0ab21dbe7fd62cc13082c67c87219bb0c3d41ece478b0b18a9a6a0
SSDEEP

3072:d6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:dZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/804-0-0x0000000074600000-0x0000000074635000-memory.dmp	dridex_ldr
behavioral1/memory/804-3-0x0000000074600000-0x0000000074635000-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 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30
PID 2132 wrote to memory of 804	2132	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab37df4f947b6ea84a541e2c94d82efc25e2273e9ffbdb7d2055400d9daa3b3b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab37df4f947b6ea84a541e2c94d82efc25e2273e9ffbdb7d2055400d9daa3b3b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:804

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/804-0-0x0000000074600000-0x0000000074635000-memory.dmp

Filesize
212KB

Download
memory/804-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/804-3-0x0000000074600000-0x0000000074635000-memory.dmp

Filesize
212KB

Download