97f37851a474f73db54e5cc07da4a61c285cccab6c2e6490aba7d72bf4c94add

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 01:46

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General

Target

CV.exe
Size

1.2MB
MD5

936f713a0ded9243355db3cb17a0471e
SHA1

11e9cf6facdb4b026dc750430ae62c9f8d6b4d36
SHA256

dd062485ab10c62ace9325bd549f32d4dbf8cdfa0326c83d43a02202857e0d33
SHA512

8330bfc21ca9b3d63db60fb6d0fe203d37b6a1787fbb23fdaa3319a1c6e6e318a73ddec0374562cb36a229a17886665d488edc6dd8f50429bdd101770f7a7ba7
SSDEEP

24576:fqDEvCTbMWu7rQYlBQcBiT6rprG8aXaWzj52utKVpwKcJl04U:fTvC/MTQYxsWR7aXfjt0VpM/

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	name.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0003000000022aa5-16.dat	autoit_exe
behavioral2/memory/3064-33-0x0000000000DA0000-0x0000000000EE2000-memory.dmp	autoit_exe
behavioral2/memory/3064-37-0x0000000000DA0000-0x0000000000EE2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 1348	3064	name.exe	88

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	CV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe
1348	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3064	name.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4876	CV.exe
4876	CV.exe
3064	name.exe
3064	name.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4876	CV.exe
4876	CV.exe
3064	name.exe
3064	name.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 3064	4876	CV.exe	87
PID 4876 wrote to memory of 3064	4876	CV.exe	87
PID 4876 wrote to memory of 3064	4876	CV.exe	87
PID 3064 wrote to memory of 1348	3064	name.exe	88
PID 3064 wrote to memory of 1348	3064	name.exe	88
PID 3064 wrote to memory of 1348	3064	name.exe	88
PID 3064 wrote to memory of 1348	3064	name.exe	88

C:\Users\Admin\AppData\Local\Temp\CV.exe
"C:\Users\Admin\AppData\Local\Temp\CV.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\CV.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\CV.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1348

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\aut9F1E.tmp

Filesize
280KB

MD5
f63ccabfe159775635d5a77e1fc635c0

SHA1
3907cc1f1a567629134fa44a001aea4e2b9bedb1

SHA256
7bc85b7f72f9a3c9b650d65106fcccc58c680a30da4a98de51cf0b282424b794

SHA512
4a109624b4a70b548dbfd2d4afbb48040af9e033f3dd167f7ddbfd46ce44033976f1119976a94f60af6fbcf265a3881ce96f5aee62324ecc12ec13e722dc9e8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\peristeronic

Filesize
84KB

MD5
3733b47a742fed2e4065551f5d89b3bd

SHA1
1683eb1918e9c792668dc9b4ed65cad98c8a06cd

SHA256
889d8d51d9984a888d5d6535450a91319105222d4b341c2c6ca21ce0ad34c758

SHA512
32ce91dcc9448def6848d6e1f72b63907d5c5009303892297be533d8439163629e8eb60fe4a6c9d217ee0af70469c947353aa194a73b5e49e1d397e7e5789b76

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
936f713a0ded9243355db3cb17a0471e

SHA1
11e9cf6facdb4b026dc750430ae62c9f8d6b4d36

SHA256
dd062485ab10c62ace9325bd549f32d4dbf8cdfa0326c83d43a02202857e0d33

SHA512
8330bfc21ca9b3d63db60fb6d0fe203d37b6a1787fbb23fdaa3319a1c6e6e318a73ddec0374562cb36a229a17886665d488edc6dd8f50429bdd101770f7a7ba7

Download Submit
memory/1348-35-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1348-36-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1348-38-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/1348-39-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1348-40-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3064-33-0x0000000000DA0000-0x0000000000EE2000-memory.dmp

Filesize
1.3MB

Download
memory/3064-37-0x0000000000DA0000-0x0000000000EE2000-memory.dmp

Filesize
1.3MB

Download
memory/4876-13-0x0000000000E10000-0x0000000000E14000-memory.dmp

Filesize
16KB

Download