b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352

Analysis

max time kernel
91s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 01:32

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General

Target

b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe
Size

962KB
MD5

a2555f7135dc83836cd24500d00eb013
SHA1

5d1bfbc619354f64326a3ae012c7d09ba10ad844
SHA256

b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352
SHA512

970782dcd934a93611afd7d1866f5bd9c3f01a2881dac78ee0620f07b899e704c181eb272ae9fccab1e0668204688e516fe80de49371e4863a319dc0b73acec1
SSDEEP

24576:VD0tM85tbNJjldeYiYZ4kYtOPgSuAbhyXjEtspB7M/uj:VD0tM85DJjl/ioHYoPg3pjEepOA

Score

5^/10

discovery upx

Malware Config

Signatures

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4668-6-0x0000000000400000-0x00000000004C1000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 4536	4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe	83

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4668-0-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/4668-6-0x0000000000400000-0x00000000004C1000-memory.dmp	upx

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

System Information Discovery
T1082

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	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe
4536	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 4536	4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe	83
PID 4668 wrote to memory of 4536	4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe	83
PID 4668 wrote to memory of 4536	4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe	83
PID 4668 wrote to memory of 4536	4668	b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe	83

C:\Users\Admin\AppData\Local\Temp\b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe
"C:\Users\Admin\AppData\Local\Temp\b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\b57765f66db48f1a3454d0893f2f147a2d3648eda10d17cc83a0b2215d8dc352.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4536

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

Replay Monitor

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Downloads

memory/4536-4-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4536-7-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4536-8-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/4536-9-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4668-0-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/4668-3-0x00000000041E0000-0x00000000043E0000-memory.dmp

Filesize
2.0MB

Download
memory/4668-6-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download