a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4

Analysis

max time kernel
112s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 10:30

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General

Target

a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
Size

100KB
MD5

85474578df061beedd82386d0d873aae
SHA1

b7a8afc02c7ffd916511ce4856b5b15401f8a4c5
SHA256

a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4
SHA512

eca5a7a43a4bf2f9d257812def0069225b1b59035e8cdaa8be560d9c2190398296f48c94e8093739e5fc4d1aee03ac8f63e1cc9e007c62a94f2daa12fa58d32c
SSDEEP

1536:f6qkSxsjQbAlQH5hcUb7lZns6LIZorvMqljXzHfoPG0P8dL6hYdBv858KIIsQqHj:ojJeVbA6LsQ3/oPfkfnKIaS/V77

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1028-132-0x00000000020C0000-0x0000000002140000-memory.dmp	upx
behavioral2/memory/1028-134-0x00000000020C0000-0x0000000002140000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\urjtn.exe	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
File opened for modification	C:\Windows\SysWOW64\urjtn.exe	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\TabProcGrowth = "0"	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
Token: SeSystemtimePrivilege	1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1028 wrote to memory of 760	1028	a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe	51

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:760
- C:\Users\Admin\AppData\Local\Temp\a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe
  "C:\Users\Admin\AppData\Local\Temp\a1ba702657370a5196b5104985c841064a5af715edbebdace522fd1b47946fc4.exe"
  2⤵
  - Drops file in System32 directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1028

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1028-132-0x00000000020C0000-0x0000000002140000-memory.dmp

Filesize
512KB

Download
memory/1028-133-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1028-134-0x00000000020C0000-0x0000000002140000-memory.dmp

Filesize
512KB

Download
memory/1028-135-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/1028-136-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download