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File.7z

MPRESS PWS Escalate priviledges KeyLogger AntiDebug AntiVM
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6402 May 24, 2023, 6:40 p.m. May 24, 2023, 6:43 p.m.
Size 4.9MB
Type 7-zip archive data, version 0.4
MD5 6eaee08cad156f12d3c3fbe4329c5d81
SHA256 e3481f41543f3753f9f2cbbfe5dc965c1dbd139fb289a18f2ced44d03ba1d01a
CRC32 6DCD2A0C
ssdeep 98304:nbZICm+xi27IAnvsHkgUhCvmf7nHX0c2wFb/KQIbf/52eFtzMIXokcA1g:i+xeAvsHxU/HX/qbf/5xGxMg
Yara
  • MPRESS_Zero - MPRESS packed file

Name Response Post-Analysis Lookup
db-ip.com
A 104.26.5.15
A 104.26.4.15
A 172.67.75.166
172.67.75.166
api.db-ip.com
A 104.26.5.15
A 104.26.4.15
A 172.67.75.166
104.26.5.15
www.maxmind.com
A 104.17.215.67
A 104.17.214.67
104.17.214.67
ipinfo.io
A 34.117.59.81
34.117.59.81
IP Address Status Action
104.17.214.67 Active Moloch
104.17.215.67 Active Moloch
104.26.4.15 Active Moloch
104.26.5.15 Active Moloch
164.124.101.2 Active Moloch
172.67.75.166 Active Moloch
208.67.104.60 Active Moloch
34.117.59.81 Active Moloch
85.208.136.10 Active Moloch
94.142.138.113 Active Moloch

Suricata Alerts

Flow SID Signature Category
TCP 192.168.56.102:49182 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected
TCP 192.168.56.102:49182 -> 34.117.59.81:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49182 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected
TCP 192.168.56.102:49185 -> 172.67.75.166:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49187 -> 104.17.215.67:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49184 -> 104.26.5.15:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49197 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected
TCP 192.168.56.102:49197 -> 34.117.59.81:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49197 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected
TCP 192.168.56.102:49197 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected
TCP 192.168.56.102:49199 -> 104.26.5.15:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49202 -> 104.17.214.67:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49200 -> 104.26.4.15:443 906200054 SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) undefined
TCP 192.168.56.102:49197 -> 34.117.59.81:443 2025331 ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io) Device Retrieving External IP Address Detected

Suricata TLS

Flow Issuer Subject Fingerprint
TLSv1
192.168.56.102:49185
172.67.75.166:443 		C=US, O=Cloudflare, Inc., CN=Cloudflare Inc RSA CA-2 C=US, ST=California, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com 03:f8:79:dd:26:16:32:12:a4:33:99:34:af:f7:33:32:d5:e0:aa:e5
TLSv1
192.168.56.102:49184
104.26.5.15:443 		C=US, O=Cloudflare, Inc., CN=Cloudflare Inc RSA CA-2 C=US, ST=California, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com 03:f8:79:dd:26:16:32:12:a4:33:99:34:af:f7:33:32:d5:e0:aa:e5
TLSv1
192.168.56.102:49199
104.26.5.15:443 		C=US, O=Cloudflare, Inc., CN=Cloudflare Inc RSA CA-2 C=US, ST=California, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com 03:f8:79:dd:26:16:32:12:a4:33:99:34:af:f7:33:32:d5:e0:aa:e5
TLSv1
192.168.56.102:49200
104.26.4.15:443 		C=US, O=Cloudflare, Inc., CN=Cloudflare Inc RSA CA-2 C=US, ST=California, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com 03:f8:79:dd:26:16:32:12:a4:33:99:34:af:f7:33:32:d5:e0:aa:e5

Time & API Arguments Status Return Repeated

IsDebuggerPresent

 0 0
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
suspicious_features Connection to IP address suspicious_request GET http://208.67.104.60/api/tracemap.php
suspicious_features Connection to IP address suspicious_request GET http://85.208.136.10/api/tracemap.php
request GET http://208.67.104.60/api/tracemap.php
request GET http://www.maxmind.com/geoip/v2.1/city/me
request GET http://85.208.136.10/api/tracemap.php
request GET https://db-ip.com/
request POST https://api.db-ip.com/v2/p31e4d59ee6ad1a0b5cc80695a873e43a8fbca06/self
request POST https://api.db-ip.com/v2/p31e4d59ee6ad1a0b5cc80695a873e43a8fbca06/self
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2184
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x74002000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 2184
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x737e3000
process_handle: 0xffffffff
1 0 0
domain ipinfo.io
F-Secure Trojan:W32/GenInflated.B
Tencent Win32.Trojan.Agent.Psmw
MAX malware (ai score=63)
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

 system_name:
privilege_name: SeRestorePrivilege
1 1 0

LookupPrivilegeValueW

 system_name:
privilege_name: SeSecurityPrivilege
1 1 0
description PWS Memory rule Generic_PWS_Memory_Zero
description Escalate priviledges rule Escalate_priviledges
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description Checks if being debugged rule anti_dbg
description Bypass DEP rule disable_dep
description Run a KeyLogger rule KeyLogger
host 208.67.104.60
host 85.208.136.10
host 94.142.138.113