dridex | 688bfd8c9aafa42c4c13e7cfde1f8cc9cc70c109f23ecdcaf0b1d7de087f7e3f

Analysis

max time kernel
51s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:04

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General

Target

JaffaCakes118_688bfd8c9aafa42c4c13e7cfde1f8cc9cc70c109f23ecdcaf0b1d7de087f7e3f.dll
Size

204KB
MD5

e26743bb378e44acef87493bfce23296
SHA1

2e331e1ee91f5dca19f0fde8142a39271335d006
SHA256

688bfd8c9aafa42c4c13e7cfde1f8cc9cc70c109f23ecdcaf0b1d7de087f7e3f
SHA512

e8e49c0a9615c4a9e15941e368808d06163f70a9a1e23b36ab3fd7589d723f550b374bfb32d625fe149773b023a7a2571792241dd83c73c05ca5490c3ed4343a
SSDEEP

3072:G6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:GZuX6pEaeEDheWa+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/2928-0-0x0000000075230000-0x0000000075265000-memory.dmp	dridex_ldr
behavioral1/memory/2928-3-0x0000000075230000-0x0000000075265000-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 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30
PID 2504 wrote to memory of 2928	2504	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_688bfd8c9aafa42c4c13e7cfde1f8cc9cc70c109f23ecdcaf0b1d7de087f7e3f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_688bfd8c9aafa42c4c13e7cfde1f8cc9cc70c109f23ecdcaf0b1d7de087f7e3f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2928

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/2928-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2928-0-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download
memory/2928-3-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download