5bbb47b9c39d5de55643fdd07ef00cbe8ec3e6d0c87f4f467ba1411b73f88365

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 14:18

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General

Target

MT103 SWIFT COPY.exe
Size

843KB
MD5

ad206d63011b84720546b1eeb4cbe33f
SHA1

26958fb991f1fbbd19f6b68bd8e797b9466d7eee
SHA256

38bc8e7a5591373c9e2e798a86e78d5435b9262a69b693e67257c48ef167c9ce
SHA512

e9e6e7de1dbb424be813b93fadaa1a1eceb9e2e542485ea5a16c00b2be6178f3ffb7845ed332c622c22c13c21311a2be5a38de11031f793cffb083c6c3ac6f03
SSDEEP

12288:v6Wq4aaE6KwyF5L0Y2D1PqL9ovRjKUSi7WnLSoDbon81FDy6Lly1/qikNBRa/nAa:tthEVaPqL9ajKF4n+Dy6M1/qi4ba

Score

7^/10

discovery upx

Malware Config

Signatures

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
3268	polygamize.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2008-8-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe
behavioral2/memory/3268-16-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2008-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/memory/2008-8-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/files/0x000700000001e585-9.dat	upx
behavioral2/memory/3268-16-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

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
1816	3268	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	MT103 SWIFT COPY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	polygamize.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2008	MT103 SWIFT COPY.exe
2008	MT103 SWIFT COPY.exe
3268	polygamize.exe
3268	polygamize.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2008	MT103 SWIFT COPY.exe
2008	MT103 SWIFT COPY.exe
3268	polygamize.exe
3268	polygamize.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 3268	2008	MT103 SWIFT COPY.exe	86
PID 2008 wrote to memory of 3268	2008	MT103 SWIFT COPY.exe	86
PID 2008 wrote to memory of 3268	2008	MT103 SWIFT COPY.exe	86
PID 3268 wrote to memory of 5076	3268	polygamize.exe	88
PID 3268 wrote to memory of 5076	3268	polygamize.exe	88
PID 3268 wrote to memory of 5076	3268	polygamize.exe	88

C:\Users\Admin\AppData\Local\Temp\MT103 SWIFT COPY.exe
"C:\Users\Admin\AppData\Local\Temp\MT103 SWIFT COPY.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Users\Admin\AppData\Local\Clinton\polygamize.exe
  "C:\Users\Admin\AppData\Local\Temp\MT103 SWIFT COPY.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:3268
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\MT103 SWIFT COPY.exe"
    3⤵
    PID:5076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 748
    3⤵
    - Program crash
    PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3268 -ip 3268
1⤵
PID:1224

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

C:\Users\Admin\AppData\Local\Clinton\polygamize.exe

Filesize
843KB

MD5
ad206d63011b84720546b1eeb4cbe33f

SHA1
26958fb991f1fbbd19f6b68bd8e797b9466d7eee

SHA256
38bc8e7a5591373c9e2e798a86e78d5435b9262a69b693e67257c48ef167c9ce

SHA512
e9e6e7de1dbb424be813b93fadaa1a1eceb9e2e542485ea5a16c00b2be6178f3ffb7845ed332c622c22c13c21311a2be5a38de11031f793cffb083c6c3ac6f03

Download Submit
memory/2008-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2008-3-0x0000000004340000-0x0000000004740000-memory.dmp

Filesize
4.0MB

Download
memory/2008-8-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/3268-13-0x0000000003B20000-0x0000000003F20000-memory.dmp

Filesize
4.0MB

Download
memory/3268-16-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download