dridex | bc88e21ea2f671002cdd68a24072b5a050a2999a59081d7e55e26096e2f3e720

Analysis

max time kernel
84s
max time network
150s
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 18:00

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General

Target

JaffaCakes118_bc88e21ea2f671002cdd68a24072b5a050a2999a59081d7e55e26096e2f3e720.dll
Size

162KB
MD5

ebfea5ebadda05a2dad7a61952901768
SHA1

34fde3ac32abfde4542b593f82bfcc6d815f4d48
SHA256

bc88e21ea2f671002cdd68a24072b5a050a2999a59081d7e55e26096e2f3e720
SHA512

efcbf754e0756ae73dcfb38dc6bd3d4c69a3c268d81cb89944b8e460253f2d56806956818cea07587d929a07bf2b2ec29fde99beaec2f5dce7a0f12b7532fd54
SSDEEP

3072:tmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:MLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/4748-1-0x0000000074F10000-0x0000000074F3E000-memory.dmp	dridex_ldr
behavioral2/memory/4748-4-0x0000000074F10000-0x0000000074F3E000-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 4268 wrote to memory of 4748	4268	rundll32.exe	83
PID 4268 wrote to memory of 4748	4268	rundll32.exe	83
PID 4268 wrote to memory of 4748	4268	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc88e21ea2f671002cdd68a24072b5a050a2999a59081d7e55e26096e2f3e720.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc88e21ea2f671002cdd68a24072b5a050a2999a59081d7e55e26096e2f3e720.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4748

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/4748-0-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/4748-1-0x0000000074F10000-0x0000000074F3E000-memory.dmp

Filesize
184KB

Download
memory/4748-3-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/4748-4-0x0000000074F10000-0x0000000074F3E000-memory.dmp

Filesize
184KB

Download