Analysis Overview
SHA256
5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3
Threat Level: Known bad
The file 5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3 was found to be: Known bad.
Malicious Activity Summary
OnlyLogger
OnlyLogger Payload
Deletes itself
Checks computer location settings
Enumerates physical storage devices
Program crash
Kills process with taskkill
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-02 15:18
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-02 15:18
Reported
2022-05-02 16:00
Platform
win7-20220414-en
Max time kernel
42s
Max time network
51s
Command Line
Signatures
OnlyLogger
OnlyLogger Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe
"C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | gc-partners.in | udp |
Files
memory/604-55-0x00000000757C1000-0x00000000757C3000-memory.dmp
memory/604-56-0x0000000000230000-0x0000000000330000-memory.dmp
memory/604-57-0x00000000003A0000-0x00000000003E6000-memory.dmp
memory/604-58-0x0000000000400000-0x00000000004F5000-memory.dmp
memory/2032-59-0x0000000000000000-mapping.dmp
memory/1972-60-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-02 15:18
Reported
2022-05-02 16:01
Platform
win10v2004-20220414-en
Max time kernel
141s
Max time network
172s
Command Line
Signatures
OnlyLogger
OnlyLogger Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe | N/A |
Enumerates physical storage devices
Program crash
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4148 wrote to memory of 3160 | N/A | C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4148 wrote to memory of 3160 | N/A | C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4148 wrote to memory of 3160 | N/A | C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3160 wrote to memory of 4292 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3160 wrote to memory of 4292 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3160 wrote to memory of 4292 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe
"C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 612
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 656
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 720
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 652
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 1088
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 1188
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" & exit
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 4148 -ip 4148
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "5a3cd39dd27e41d5e49fa80ecbf494b200eaba209d467fb1a692e76a78fa1db3.exe" /f
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 1320
Network
| Country | Destination | Domain | Proto |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| US | 8.8.8.8:53 | 106.89.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | gc-partners.in | udp |
| US | 8.8.8.8:53 | a.2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa | udp |
Files
memory/4148-130-0x0000000000678000-0x00000000006A0000-memory.dmp
memory/4148-131-0x0000000002230000-0x0000000002276000-memory.dmp
memory/4148-132-0x0000000000400000-0x00000000004F5000-memory.dmp
memory/3160-133-0x0000000000000000-mapping.dmp
memory/4292-134-0x0000000000000000-mapping.dmp