Analysis
- max time kernel
146s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
15/08/2024, 01:49
Static task
static1
Behavioral task
behavioral1
Sample
987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe
Resource
win7-20240708-en
General
- Target 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe
- Size 9.0MB
- Sample240815-b8zhhatcqp
- SHA256 5dd3a4cd00a5c5ce6335975b1541a39067f8c34f407202d7d631214bbfe47094
- MD5 987bb8bcc92a914d249989e8cca3b2e9
- SHA1 d09cfc64e1e7b22eb99fcc77c35d0286dfa74d26
- SHA512 23d5356cfbbb8ad8e43e9d1a038f2c30a226fbb43b98bd1062317550bdee099aef51d1ede79781e449f8349b02bc1e67d604342995e89f03d8e3c4be061ea0bd
- SSDEEP 98304:O3IDpkVOhEp5sThsccccck1V7lKHcccc5frHb4yunmo2OMaX0kg/Qc+gaEm8gxdY:O1SEpMh7Grgp6KF
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
quasar
-
1.3.0.0
-
Business
-
craft.ooguy.com:1981
-
GpDg1xgoq8qb9M6Jp6
-
encryption_key
bJJpHxbw80umglURXtYY
-
install_name
Client.exe
-
log_directory
4k
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Quasar payload 1 IoCs
resource yara_rule behavioral2/memory/1872-9-0x0000000000400000-0x000000000045E000-memory.dmp family_quasar - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation RegAsm.exe Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation RegAsm.exe - Executes dropped EXE 2 IoCs
pid Process 2436 FoxitPhantom 4704 FoxitPhantom - Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 53 ip-api.com 70 ip-api.com 37 ip-api.com - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3932 set thread context of 1872 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 99 PID 2436 set thread context of 4828 2436 FoxitPhantom 115 PID 4704 set thread context of 552 4704 FoxitPhantom 138 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
pid pid_target Process procid_target 4696 1872 WerFault.exe 99 3624 4828 WerFault.exe 115 - System Location Discovery: System Language Discovery 1 TTPs 18 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FoxitPhantom Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FoxitPhantom - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1172 PING.EXE 1948 PING.EXE - Runs ping.exe 1 TTPs 2 IoCs
pid Process 1172 PING.EXE 1948 PING.EXE - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2396 schtasks.exe - Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 2436 FoxitPhantom 4704 FoxitPhantom 4704 FoxitPhantom - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1872 RegAsm.exe Token: SeDebugPrivilege 4828 RegAsm.exe Token: SeDebugPrivilege 552 RegAsm.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1872 RegAsm.exe 4828 RegAsm.exe - Suspicious use of WriteProcessMemory 51 IoCs
description pid Process procid_target PID 3932 wrote to memory of 1576 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 87 PID 3932 wrote to memory of 1576 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 87 PID 3932 wrote to memory of 1576 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 87 PID 3932 wrote to memory of 2396 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 89 PID 3932 wrote to memory of 2396 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 89 PID 3932 wrote to memory of 2396 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 89 PID 3932 wrote to memory of 1872 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 99 PID 3932 wrote to memory of 1872 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 99 PID 3932 wrote to memory of 1872 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 99 PID 3932 wrote to memory of 1872 3932 987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe 99 PID 1872 wrote to memory of 4328 1872 RegAsm.exe 102 PID 1872 wrote to memory of 4328 1872 RegAsm.exe 102 PID 1872 wrote to memory of 4328 1872 RegAsm.exe 102 PID 4328 wrote to memory of 1796 4328 cmd.exe 105 PID 4328 wrote to memory of 1796 4328 cmd.exe 105 PID 4328 wrote to memory of 1796 4328 cmd.exe 105 PID 4328 wrote to memory of 1172 4328 cmd.exe 107 PID 4328 wrote to memory of 1172 4328 cmd.exe 107 PID 4328 wrote to memory of 1172 4328 cmd.exe 107 PID 4328 wrote to memory of 2952 4328 cmd.exe 109 PID 4328 wrote to memory of 2952 4328 cmd.exe 109 PID 4328 wrote to memory of 2952 4328 cmd.exe 109 PID 2436 wrote to memory of 4724 2436 FoxitPhantom 112 PID 2436 wrote to memory of 4724 2436 FoxitPhantom 112 PID 2436 wrote to memory of 4724 2436 FoxitPhantom 112 PID 2436 wrote to memory of 4828 2436 FoxitPhantom 115 PID 2436 wrote to memory of 4828 2436 FoxitPhantom 115 PID 2436 wrote to memory of 4828 2436 FoxitPhantom 115 PID 2436 wrote to memory of 4828 2436 FoxitPhantom 115 PID 4828 wrote to memory of 4720 4828 RegAsm.exe 116 PID 4828 wrote to memory of 4720 4828 RegAsm.exe 116 PID 4828 wrote to memory of 4720 4828 RegAsm.exe 116 PID 4720 wrote to memory of 3428 4720 cmd.exe 120 PID 4720 wrote to memory of 3428 4720 cmd.exe 120 PID 4720 wrote to memory of 3428 4720 cmd.exe 120 PID 4720 wrote to memory of 1948 4720 cmd.exe 121 PID 4720 wrote to memory of 1948 4720 cmd.exe 121 PID 4720 wrote to memory of 1948 4720 cmd.exe 121 PID 4720 wrote to memory of 1568 4720 cmd.exe 122 PID 4720 wrote to memory of 1568 4720 cmd.exe 122 PID 4720 wrote to memory of 1568 4720 cmd.exe 122 PID 4704 wrote to memory of 1088 4704 FoxitPhantom 132 PID 4704 wrote to memory of 1088 4704 FoxitPhantom 132 PID 4704 wrote to memory of 1088 4704 FoxitPhantom 132 PID 4704 wrote to memory of 2444 4704 FoxitPhantom 137 PID 4704 wrote to memory of 2444 4704 FoxitPhantom 137 PID 4704 wrote to memory of 2444 4704 FoxitPhantom 137 PID 4704 wrote to memory of 552 4704 FoxitPhantom 138 PID 4704 wrote to memory of 552 4704 FoxitPhantom 138 PID 4704 wrote to memory of 552 4704 FoxitPhantom 138 PID 4704 wrote to memory of 552 4704 FoxitPhantom 138
Processes
-
C:\Users\Admin\AppData\Local\Temp\987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\987bb8bcc92a914d249989e8cca3b2e9_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3932 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query2⤵
- System Location Discovery: System Language Discovery
PID:1576
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /sc MINUTE /tn FoxitPhantomPDF /MO 1 /tr C:\Users\Admin\AppData\Roaming\FoxitPhantom2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2396
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\zVUV92y3dQF8.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\SysWOW64\chcp.comchcp 650014⤵
- System Location Discovery: System Language Discovery
PID:1796
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost4⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1172
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
PID:2952
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 16803⤵
- Program crash
PID:4696
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1872 -ip 18721⤵PID:4232
-
C:\Users\Admin\AppData\Roaming\FoxitPhantomC:\Users\Admin\AppData\Roaming\FoxitPhantom1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query2⤵
- System Location Discovery: System Language Discovery
PID:4724
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AT0gkepPsF3c.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Windows\SysWOW64\chcp.comchcp 650014⤵
- System Location Discovery: System Language Discovery
PID:3428
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost4⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1948
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
PID:1568
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 23003⤵
- Program crash
PID:3624
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4828 -ip 48281⤵PID:4060
-
C:\Users\Admin\AppData\Roaming\FoxitPhantomC:\Users\Admin\AppData\Roaming\FoxitPhantom1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query2⤵
- System Location Discovery: System Language Discovery
PID:1088
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:2444
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:552
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\FoxitPhantom.log
- Size 315B
- SHA256 da3437f337aca0e1f8d7b187abcd9112d88beddde8ab8ae5aa8a8ab91b6e9698
- MD5 69acc92e6df5c35cf75eded8f61ddeaa
- SHA1 b405090a2f92f85490705dcf77a6461ad85e7e20
- SHA512 9b83a6ef14372d9e229beb69c1b1ede6f348fb51925205f99f705808db6331c5aab32bd57fc786c61647cbb94f7e4bd236dc9f4fc26be4c1ffc7a35e7619a508
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RegAsm.exe.log
- Size 42B
- SHA256 d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b
- MD5 84cfdb4b995b1dbf543b26b86c863adc
- SHA1 d2f47764908bf30036cf8248b9ff5541e2711fa2
- SHA512 485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\AT0gkepPsF3c.bat
- Size 215B
- SHA256 9a941769628f02d669d772fc350024074c34cf82b74373bf7751bac190b99880
- MD5 a1fe06bc2bbe0e68b1370950d298b197
- SHA1 e0a7e474bdc222dc650be916a3ca74da3c3769ed
- SHA512 e88935053362dc36c5cb76c6af8c865ade663f36b6a9692522f7dd7fccf5cc578fdc4e983c8a441dec69e7bc4c27f2f5852250ac4033a116373b1f0fd2763ea2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\zVUV92y3dQF8.bat
- Size 215B
- SHA256 c7dd394621f8b0e8008f00d403d3b5ec481ce82ed022ab7485c791f2505ac5ba
- MD5 4be606683ab81d50df521bc02bf98279
- SHA1 c1efca142779ac032e9dd0009834ccc73964e2f5
- SHA512 f2b73e2284b5a119c09edf77256905ade5b6ce7c9f31e21ce8a4ae168409a1c43fe050f093672e9c89a6d4d9bb5f196fa2a9212076b7a156fc023f688e354e5c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\4k\08-15-2024
- Size 224B
- SHA256 8a9dc35901b578c8017576ea0a3663bc3ccad43ff47441343fc10c1da24a7b83
- MD5 4f311ef83c8f061b0211cad433a4b0ee
- SHA1 a20b384455dd597540e09a5e82b274cd2f28a02f
- SHA512 1a558e5ceeab93924a52073ac787b76a7e42db7173ff7ef05b492c1fb69441d465b5badcabde40d7b0921624161681e61f793a4efd8381c3c8ead01ab32af442
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\FoxitPhantom
- Size 9.0MB
- SHA256 5dd3a4cd00a5c5ce6335975b1541a39067f8c34f407202d7d631214bbfe47094
- MD5 987bb8bcc92a914d249989e8cca3b2e9
- SHA1 d09cfc64e1e7b22eb99fcc77c35d0286dfa74d26
- SHA512 23d5356cfbbb8ad8e43e9d1a038f2c30a226fbb43b98bd1062317550bdee099aef51d1ede79781e449f8349b02bc1e67d604342995e89f03d8e3c4be061ea0bd
- SSDEEP 98304:O3IDpkVOhEp5sThsccccck1V7lKHcccc5frHb4yunmo2OMaX0kg/Qc+gaEm8gxdY:O1SEpMh7Grgp6KF
- MD5 SHA1 SHA512 SSDEEP