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regasm.exe

  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6401 March 17, 2021, 9:57 a.m. March 17, 2021, 9:59 a.m.
Size 211.0KB
Type PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5 f58c5379be474fc6f64828161083361d
SHA256 1b1837b1504714c306a023b8488d15e81b939b6394ff511fb619fa38f264622a
CRC32 4499344F
ssdeep 6144:KTqjFfdV0UoAWLrYS+rcBwL0aY06mRrEwyYMa:mGRoQS+JL0Y6mEva
Yara
  • PE_Header_Zero - PE File Signature Zero
  • escalate_priv - Escalade priviledges
  • screenshot - Take screenshot
  • win_registry - Affect system registries
  • win_token - Affect system token
  • win_private_profile - Affect private profile
  • win_files_operation - Affect private profile
  • IsPE32 - (no description)
  • IsWindowsGUI - (no description)
  • IsPacked - Entropy Check
  • HasOverlay - Overlay Check
  • HasRichSignature - Rich Signature Check

Suricata Alerts

Flow SID Signature Category
TCP 192.168.56.101:49214 -> 104.16.16.194:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49214 -> 104.16.16.194:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49214 -> 104.16.16.194:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49216 -> 154.219.150.138:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49216 -> 154.219.150.138:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 98.124.204.16:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49216 -> 154.219.150.138:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 98.124.204.16:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 98.124.204.16:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49218 -> 172.65.232.115:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49218 -> 172.65.232.115:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49218 -> 172.65.232.115:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49208 -> 75.2.89.28:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49208 -> 75.2.89.28:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49208 -> 75.2.89.28:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49206 -> 47.91.205.63:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49206 -> 47.91.205.63:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49206 -> 47.91.205.63:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49210 -> 198.49.23.145:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49210 -> 198.49.23.145:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49210 -> 198.49.23.145:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49212 -> 154.95.132.10:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49212 -> 154.95.132.10:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.101:49212 -> 154.95.132.10:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
section .ndata
suspicious_features GET method with no useragent header suspicious_request GET http://www.shfhm.com/jzvu/?ETUTzJu=8TXo1N51g7IaZ7F05nXhnYOj9PNurVLM9qpPBofzAG7jUyrtQnEJyjo4X2YfoqpuEaoF3ly5&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.6116merrittdrive.com/jzvu/?ETUTzJu=ZaN8EOSk1+QqNrO4R2H4mrcin1bmjOq9b+yJg9ewxu3DoQGNrzXJH7CHkc8JAcPkYgXUZ8g/&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.adassadelacruz.com/jzvu/?ETUTzJu=tBd2kplk/UCBFLjYU8vatWmmBCuj4KS281H04PsZv65PT57v5ItTVMrvL4H6tiMymgBb2jJ0&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.sunkistplumbing.com/jzvu/?ETUTzJu=iTAmB/c0rU/wIPEz0W7EavTmZlk5kkOh7dDFAdJKyjwfQ13fHSA13CxW/PAWcHwMqiNzdfUZ&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.disinfectmylawofficeindy.com/jzvu/?ETUTzJu=dmZebnAayisUy5GR6b1bxDtWCY5KYg7PeuEV7lSZJMn45HnljyW+L2/pO83eiSqVLq7oW+Ui&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.technicaljanu.com/jzvu/?ETUTzJu=K5VEKRrfndd/VURiMGFo5chkSupLhgTwS2cWd62Mxlpj1vOEfvYuBOmBadkirbT9Hr2K+CR3&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.tigerkid.net/jzvu/?ETUTzJu=oOIs1x5Amta25ML/jpiGQcarqFdNrlngw/5tK83pDnrmuBJa0ZqYPC+uoHxSSSLm2ayWXhui&DxoHW=VDKPcDthQNNDQP
suspicious_features GET method with no useragent header suspicious_request GET http://www.maquinagsmlb.net/jzvu/?ETUTzJu=sC07CCJLOO/DvGcINO9T08E7FdOYusOF+DweE3JgYSaRfIpWV0QdZnQtbCsGLQldQYTm3rCd&DxoHW=VDKPcDthQNNDQP
request POST http://www.shfhm.com/jzvu/
request GET http://www.shfhm.com/jzvu/?ETUTzJu=8TXo1N51g7IaZ7F05nXhnYOj9PNurVLM9qpPBofzAG7jUyrtQnEJyjo4X2YfoqpuEaoF3ly5&DxoHW=VDKPcDthQNNDQP
request POST http://www.6116merrittdrive.com/jzvu/
request GET http://www.6116merrittdrive.com/jzvu/?ETUTzJu=ZaN8EOSk1+QqNrO4R2H4mrcin1bmjOq9b+yJg9ewxu3DoQGNrzXJH7CHkc8JAcPkYgXUZ8g/&DxoHW=VDKPcDthQNNDQP
request POST http://www.adassadelacruz.com/jzvu/
request GET http://www.adassadelacruz.com/jzvu/?ETUTzJu=tBd2kplk/UCBFLjYU8vatWmmBCuj4KS281H04PsZv65PT57v5ItTVMrvL4H6tiMymgBb2jJ0&DxoHW=VDKPcDthQNNDQP
request POST http://www.sunkistplumbing.com/jzvu/
request GET http://www.sunkistplumbing.com/jzvu/?ETUTzJu=iTAmB/c0rU/wIPEz0W7EavTmZlk5kkOh7dDFAdJKyjwfQ13fHSA13CxW/PAWcHwMqiNzdfUZ&DxoHW=VDKPcDthQNNDQP
request POST http://www.disinfectmylawofficeindy.com/jzvu/
request GET http://www.disinfectmylawofficeindy.com/jzvu/?ETUTzJu=dmZebnAayisUy5GR6b1bxDtWCY5KYg7PeuEV7lSZJMn45HnljyW+L2/pO83eiSqVLq7oW+Ui&DxoHW=VDKPcDthQNNDQP
request POST http://www.technicaljanu.com/jzvu/
request GET http://www.technicaljanu.com/jzvu/?ETUTzJu=K5VEKRrfndd/VURiMGFo5chkSupLhgTwS2cWd62Mxlpj1vOEfvYuBOmBadkirbT9Hr2K+CR3&DxoHW=VDKPcDthQNNDQP
request POST http://www.tigerkid.net/jzvu/
request GET http://www.tigerkid.net/jzvu/?ETUTzJu=oOIs1x5Amta25ML/jpiGQcarqFdNrlngw/5tK83pDnrmuBJa0ZqYPC+uoHxSSSLm2ayWXhui&DxoHW=VDKPcDthQNNDQP
request POST http://www.maquinagsmlb.net/jzvu/
request GET http://www.maquinagsmlb.net/jzvu/?ETUTzJu=sC07CCJLOO/DvGcINO9T08E7FdOYusOF+DweE3JgYSaRfIpWV0QdZnQtbCsGLQldQYTm3rCd&DxoHW=VDKPcDthQNNDQP
request POST http://www.shfhm.com/jzvu/
request POST http://www.6116merrittdrive.com/jzvu/
request POST http://www.adassadelacruz.com/jzvu/
request POST http://www.sunkistplumbing.com/jzvu/
request POST http://www.disinfectmylawofficeindy.com/jzvu/
request POST http://www.technicaljanu.com/jzvu/
request POST http://www.tigerkid.net/jzvu/
request POST http://www.maquinagsmlb.net/jzvu/
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2212
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x728d2000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1772
region_size: 3158016
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00900000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0
file C:\Users\test22\AppData\Local\Temp\nsw631A.tmp\bh00.dll
file C:\Users\test22\AppData\Local\Temp\nsw631A.tmp\bh00.dll
Time & API Arguments Status Return Repeated

Process32NextW

 snapshot_handle: 0x0000020c
process_name: mobsync.exe
process_identifier: 1068
1 1 0

Process32NextW

 snapshot_handle: 0x0000020c
process_name: pw.exe
process_identifier: 2360
1 1 0

Process32NextW

 snapshot_handle: 0x0000020c
process_name: taskhost.exe
process_identifier: 3020
1 1 0

Process32NextW

 snapshot_handle: 0x0000020c
process_name: regasm.exe
process_identifier: 2212
1 1 0
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

 system_name:
privilege_name: SeDebugPrivilege
1 1 0
url http://purl.org/rss/1.0/
url http://www.microsoft.com/schemas/ie8tldlistdescription/1.0
url http://nsis.sf.net/NSIS_Error
url http://www.passport.com
description Code injection with CreateRemoteThread in a remote process rule inject_thread
description Create a windows service rule create_service
description Communications over UDP network rule network_udp_sock
description Listen for incoming communication rule network_tcp_listen
description Communications over P2P network rule network_p2p_win
description Communications over HTTP rule network_http
description File downloader/dropper rule network_dropper
description Communications over FTP rule network_ftp
description Communications over RAW socket rule network_tcp_socket
description Communications use DNS rule network_dns
description Communication using dga rule network_dga
description Escalade priviledges rule escalate_priv
description Take screenshot rule screenshot
description Run a keylogger rule keylogger
description Steal credential rule cred_local
description Record Audio rule sniff_audio
description APC queue tasks migration rule migrate_apc
description Malware can spread east-west using share drive rule spreading_share
description Create or check mutex rule win_mutex
description Affect system registries rule win_registry
description Affect system token rule win_token
description Affect private profile rule win_private_profile
description Affect private profile rule win_files_operation
description Match Winsock 2 API library declaration rule Str_Win32_Winsock2_Library
description Match Windows Inet API library declaration rule Str_Win32_Wininet_Library
description Match Windows Inet API call rule Str_Win32_Internet_API
description Match Windows Http API call rule Str_Win32_Http_API
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerCheck__RemoteAPI
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule DebuggerException__ConsoleCtrl
description (no description) rule DebuggerException__SetConsoleCtrl
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description (no description) rule Check_Dlls
description Checks if being debugged rule anti_dbg
description Anti-Sandbox checks for ThreatExpert rule antisb_threatExpert
description Bypass DEP rule disable_dep
description Affect hook table rule win_hook
description Code injection with CreateRemoteThread in a remote process rule inject_thread
description Hijack network configuration rule hijack_network
description Create a windows service rule create_service
description Create a COM server rule create_com_service
description Communications over UDP network rule network_udp_sock
description Listen for incoming communication rule network_tcp_listen
description Communications over Toredo network rule network_toredo
description Communications over P2P network rule network_p2p_win
description Communications over HTTP rule network_http
Process injection Process 2212 called NtSetContextThread to modify thread in remote process 1772
Time & API Arguments Status Return Repeated

NtSetContextThread

 registers.eip: 2000355780
registers.esp: 1638384
registers.edi: 0
registers.eax: 4313344
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x0000021c
process_identifier: 1772
1 0 0
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