a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257

Analysis

max time kernel
92s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 02:05

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General

Target

a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
Size

1.2MB
MD5

2b2832a4e1bf4e26e59980f4162334e2
SHA1

a9ae9ed9b7804a21fc0cf1e6b0d7d2e9f18b8336
SHA256

a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257
SHA512

26fc4677d42d3c0dae70a0f5c8c8e0987bac137d94d6973883de48c3de028424e77c2227d14b4d59b9eafe097a5e3dde29d275fbe1de3ce7fe880d4496228f01
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCznZeX4CCmLFtyfHIHjw3Oz/ijaX:7JZoQrbTFZY1iaCznMCiFtygHcOTN

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\incalculability.vbs	incalculability.exe

Executes dropped EXE 1 IoCs

pid	Process
3724	incalculability.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000b000000023bc8-5.dat	autoit_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
1352	3724	WerFault.exe	86

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	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	incalculability.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3724	incalculability.exe
3724	incalculability.exe
3724	incalculability.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
3724	incalculability.exe
3724	incalculability.exe
3724	incalculability.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 3724	3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe	86
PID 3464 wrote to memory of 3724	3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe	86
PID 3464 wrote to memory of 3724	3464	a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe	86
PID 3724 wrote to memory of 3120	3724	incalculability.exe	87
PID 3724 wrote to memory of 3120	3724	incalculability.exe	87
PID 3724 wrote to memory of 3120	3724	incalculability.exe	87

C:\Users\Admin\AppData\Local\Temp\a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe
"C:\Users\Admin\AppData\Local\Temp\a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\inhumate\incalculability.exe
  "C:\Users\Admin\AppData\Local\Temp\a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3724
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257.exe"
    3⤵
    PID:3120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 728
    3⤵
    - Program crash
    PID:1352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3724 -ip 3724
1⤵
PID:736

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

C:\Users\Admin\AppData\Local\inhumate\incalculability.exe

Filesize
1.2MB

MD5
2b2832a4e1bf4e26e59980f4162334e2

SHA1
a9ae9ed9b7804a21fc0cf1e6b0d7d2e9f18b8336

SHA256
a0ce83972e16b826fc209b7272260aa7ca67b58cec13fb62c5285bde3ab7a257

SHA512
26fc4677d42d3c0dae70a0f5c8c8e0987bac137d94d6973883de48c3de028424e77c2227d14b4d59b9eafe097a5e3dde29d275fbe1de3ce7fe880d4496228f01

Download Submit
memory/3464-2-0x00000000043D0000-0x00000000047D0000-memory.dmp

Filesize
4.0MB

Download
memory/3724-10-0x0000000003D50000-0x0000000003F50000-memory.dmp

Filesize
2.0MB

Download