dridex | a49be2270009a813ea32e3bdd70454f3ecf97215ecc894049ff0b075553ad7a5

Analysis

max time kernel
56s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:57

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General

Target

JaffaCakes118_a49be2270009a813ea32e3bdd70454f3ecf97215ecc894049ff0b075553ad7a5.dll
Size

204KB
MD5

f0775db0b96b469e8edfa6eeabc24f9e
SHA1

785b7a359be637a10df051348a9acbfbb0cf5004
SHA256

a49be2270009a813ea32e3bdd70454f3ecf97215ecc894049ff0b075553ad7a5
SHA512

e1ff83f80a5b8a7914b4a07517129648bd79bf39f4b8823b706fff27ab1771aae63c92630d5ab64edb3a2b17fa4e514794d544e67339c386d16fba6ceb028ec3
SSDEEP

3072:w6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:wZuX6pEaeEDheWa+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/2504-0-0x0000000075230000-0x0000000075265000-memory.dmp	dridex_ldr
behavioral1/memory/2504-3-0x0000000075230000-0x0000000075265000-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 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a49be2270009a813ea32e3bdd70454f3ecf97215ecc894049ff0b075553ad7a5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a49be2270009a813ea32e3bdd70454f3ecf97215ecc894049ff0b075553ad7a5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2504

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/2504-0-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download
memory/2504-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2504-3-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

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