509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1

Analysis

max time kernel
89s
max time network
181s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 13:25

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General

Target

509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe
Size

657KB
MD5

19de0f7114302e3a53420d953374d550
SHA1

f5a99aaf593b47a001ea7c2d13aacbac30f40e19
SHA256

509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1
SHA512

4805f1f4ed61c6c21f1f599cafb986c2d1735737b5dd65cbb57e74d6b01ef2340bd0ada373d329f72ac8d3fd7cb87b5c3f78f5559face8fdc5d304f4cd2913b3
SSDEEP

12288:PvpWusP7IAGbvzVeh3S+RCmxMwGKfdQbl5cZBFpykOsP2kP:PvbSIVnV7+RionZByk3+k

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1988-55-0x0000000001D60000-0x0000000001EA4000-memory.dmp	upx
behavioral1/memory/1988-58-0x0000000001D60000-0x0000000001EA4000-memory.dmp	upx
behavioral1/memory/1988-59-0x0000000001D60000-0x0000000001EA4000-memory.dmp	upx
behavioral1/memory/1988-62-0x0000000001D60000-0x0000000001EA4000-memory.dmp	upx
behavioral1/memory/976-65-0x0000000001C00000-0x0000000001D44000-memory.dmp	upx
behavioral1/memory/976-69-0x0000000001C00000-0x0000000001D44000-memory.dmp	upx
behavioral1/memory/976-68-0x0000000001C00000-0x0000000001D44000-memory.dmp	upx
behavioral1/memory/976-71-0x0000000001C00000-0x0000000001D44000-memory.dmp	upx
behavioral1/memory/1988-72-0x0000000001D60000-0x0000000001EA4000-memory.dmp	upx

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe
1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe
1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 976	1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe	27
PID 1988 wrote to memory of 976	1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe	27
PID 1988 wrote to memory of 976	1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe	27
PID 1988 wrote to memory of 976	1988	509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe	27

C:\Users\Admin\AppData\Local\Temp\509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe
"C:\Users\Admin\AppData\Local\Temp\509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe
  "C:\Users\Admin\AppData\Local\Temp\509b6b8d25a0a840fbd544ec839c77b26fe9d7c3b4f31f061c99dfc0143b9fa1.exe" /_ShowProgress
  2⤵
  PID:976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/976-71-0x0000000001C00000-0x0000000001D44000-memory.dmp

Filesize
1.3MB

Download
memory/976-68-0x0000000001C00000-0x0000000001D44000-memory.dmp

Filesize
1.3MB

Download
memory/976-69-0x0000000001C00000-0x0000000001D44000-memory.dmp

Filesize
1.3MB

Download
memory/976-65-0x0000000001C00000-0x0000000001D44000-memory.dmp

Filesize
1.3MB

Download
memory/1988-59-0x0000000001D60000-0x0000000001EA4000-memory.dmp

Filesize
1.3MB

Download
memory/1988-62-0x0000000001D60000-0x0000000001EA4000-memory.dmp

Filesize
1.3MB

Download
memory/1988-61-0x0000000000250000-0x00000000002F5000-memory.dmp

Filesize
660KB

Download
memory/1988-60-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1988-54-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1988-58-0x0000000001D60000-0x0000000001EA4000-memory.dmp

Filesize
1.3MB

Download
memory/1988-55-0x0000000001D60000-0x0000000001EA4000-memory.dmp

Filesize
1.3MB

Download
memory/1988-72-0x0000000001D60000-0x0000000001EA4000-memory.dmp

Filesize
1.3MB

Download