738b4545d501e7f240c2f1e3cf98218f703b4ee08d529c87aca5b8270aac4643

Analysis

max time kernel
32s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
14-02-2025 19:02

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General

Target

Justificante67ab404ffe31b359e00a499e656454545.exe
Size

1.1MB
MD5

b1311507ccad8738e432250721633828
SHA1

0a8c23e3f5f4e0c9517c5c44dd42ff4f5741f8c5
SHA256

738b4545d501e7f240c2f1e3cf98218f703b4ee08d529c87aca5b8270aac4643
SHA512

3c128b5f255b5c93bef13eb32bd3c62b251dfa6f7ef74110759d761c67ee7f7fecf6429041cb0f2f805376caca06e011fc08097f98af8d3bf7d2ee66d7f20652
SSDEEP

12288:U0BdXJiHwr4fol0C2eXl72e5qtwj5yXMFZCi/ukqwfpMvKxdACg7/zqKkawzfg0o:VV8ol4yg8DCwbfqiPACOedfHYNXNHA6

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2432	Justificante67ab404ffe31b359e00a499e656454545.exe
2432	Justificante67ab404ffe31b359e00a499e656454545.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Peppercorns241\septobasidium.ini	Justificante67ab404ffe31b359e00a499e656454545.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	2432	WerFault.exe	28

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	Justificante67ab404ffe31b359e00a499e656454545.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2712	2432	Justificante67ab404ffe31b359e00a499e656454545.exe	29
PID 2432 wrote to memory of 2712	2432	Justificante67ab404ffe31b359e00a499e656454545.exe	29
PID 2432 wrote to memory of 2712	2432	Justificante67ab404ffe31b359e00a499e656454545.exe	29
PID 2432 wrote to memory of 2712	2432	Justificante67ab404ffe31b359e00a499e656454545.exe	29

C:\Users\Admin\AppData\Local\Temp\Justificante67ab404ffe31b359e00a499e656454545.exe
"C:\Users\Admin\AppData\Local\Temp\Justificante67ab404ffe31b359e00a499e656454545.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 28
  2⤵
  - Program crash
  PID:2712

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

\Users\Admin\AppData\Local\Temp\nsu2A1.tmp\System.dll

Filesize
11KB

MD5
34442e1e0c2870341df55e1b7b3cccdc

SHA1
99b2fa21aead4b6ccd8ff2f6d3d3453a51d9c70c

SHA256
269d232712c86983336badb40b9e55e80052d8389ed095ebf9214964d43b6bb1

SHA512
4a8c57fb12997438b488b862f3fc9dc0f236e07bb47b2bce6053dcb03ac7ad171842f02ac749f02dda4719c681d186330524cd2953d33cb50854844e74b33d51

Download Submit
memory/2432-22-0x0000000002530000-0x0000000003311000-memory.dmp

Filesize
13.9MB

Download
memory/2432-23-0x0000000002530000-0x0000000003311000-memory.dmp

Filesize
13.9MB

Download
memory/2432-24-0x0000000002530000-0x0000000003311000-memory.dmp

Filesize
13.9MB

Download