a58d2f340a366853ff71bb70aa8084bcff5d835fe42d62ac13d783f31e3e502c

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 19:45

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General

Target

374003549ed344b2422443ee1a8eefc0N.exe
Size

1.5MB
MD5

374003549ed344b2422443ee1a8eefc0
SHA1

415056b669de589c29973ba266748692ea43c6de
SHA256

a58d2f340a366853ff71bb70aa8084bcff5d835fe42d62ac13d783f31e3e502c
SHA512

9555169e1087e0e9cd4530b91f2d81f939f2e1f62f39a6a1be31c4cfa4c270097f5ef42113cd557e67a848c9b2c4c352b4813a0a4ba79ab465ebb49202525b24
SSDEEP

24576:CWIQKEjeBYKUIg5bvSXPjRhUjQNtYKUIg5bvSXPjRL:CWIlEjc4ZlcRJ4ZlcRL

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2556	374003549ed344b2422443ee1a8eefc0N.exe

Executes dropped EXE 1 IoCs

pid	Process
2556	374003549ed344b2422443ee1a8eefc0N.exe

Loads dropped DLL 1 IoCs

pid	Process
2104	374003549ed344b2422443ee1a8eefc0N.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2104-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x0007000000012101-16.dat	upx
behavioral1/memory/2556-17-0x0000000000400000-0x00000000004E0000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	374003549ed344b2422443ee1a8eefc0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	374003549ed344b2422443ee1a8eefc0N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2104	374003549ed344b2422443ee1a8eefc0N.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2104	374003549ed344b2422443ee1a8eefc0N.exe
2556	374003549ed344b2422443ee1a8eefc0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2556	2104	374003549ed344b2422443ee1a8eefc0N.exe	31
PID 2104 wrote to memory of 2556	2104	374003549ed344b2422443ee1a8eefc0N.exe	31
PID 2104 wrote to memory of 2556	2104	374003549ed344b2422443ee1a8eefc0N.exe	31
PID 2104 wrote to memory of 2556	2104	374003549ed344b2422443ee1a8eefc0N.exe	31

C:\Users\Admin\AppData\Local\Temp\374003549ed344b2422443ee1a8eefc0N.exe
"C:\Users\Admin\AppData\Local\Temp\374003549ed344b2422443ee1a8eefc0N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Users\Admin\AppData\Local\Temp\374003549ed344b2422443ee1a8eefc0N.exe
  C:\Users\Admin\AppData\Local\Temp\374003549ed344b2422443ee1a8eefc0N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\374003549ed344b2422443ee1a8eefc0N.exe

Filesize
1.5MB

MD5
abd7273b94398a3585c7b1adfc9e60fe

SHA1
1c624c39173a5b0f94e6aef88f5ad00d61aaf8ec

SHA256
57ae78c3a9ace624c554e5a874ae4ab60bff6449fd87f08b189eb779176ac42b

SHA512
aeb8a46f422dfb6cf70479303f17ee9cf62a31452eac37731baf83d100e79eb4e0e1bba7b818b3873f23d920af7ddbd7a9e7b970b09669078d11d6784a01f4c8

Download Submit
memory/2104-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2104-1-0x0000000000310000-0x0000000000341000-memory.dmp

Filesize
196KB

Download
memory/2104-2-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2104-15-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2556-18-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2556-17-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2556-25-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download