Analysis Overview
SHA256
f637d170a539b7418c9da3506bc437edd21c854313fc7a2a4b03f675a63a4ae1
Threat Level: Known bad
The file cde4a32842894a698985654817e5a27b_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
Adds policy Run key to start application
Checks computer location settings
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Scheduled Task/Job: Scheduled Task
Enumerates system info in registry
Suspicious use of UnmapMainImage
Modifies Internet Explorer settings
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-01 00:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-01 00:40
Reported
2024-09-01 00:42
Platform
win7-20240708-en
Max time kernel
148s
Max time network
17s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2300 set thread context of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\teklif.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2592 set thread context of 1388 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | C:\Windows\Explorer.EXE |
| PID 2820 set thread context of 1388 | N/A | C:\Windows\SysWOW64\wscript.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\wscript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\teklif.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\teklif.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\teklif.exe
"C:\Users\Admin\AppData\Local\Temp\teklif.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hhdPPNCtb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4CD9.tmp"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
Network
Files
memory/2300-0-0x000000007432E000-0x000000007432F000-memory.dmp
memory/2300-1-0x0000000000060000-0x00000000000C4000-memory.dmp
memory/2300-2-0x0000000074320000-0x0000000074A0E000-memory.dmp
memory/2300-3-0x0000000000490000-0x000000000049A000-memory.dmp
memory/2300-4-0x000000007432E000-0x000000007432F000-memory.dmp
memory/2300-5-0x0000000074320000-0x0000000074A0E000-memory.dmp
memory/2300-6-0x00000000020C0000-0x0000000002118000-memory.dmp
memory/2300-7-0x0000000001E50000-0x0000000001E82000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp4CD9.tmp
| MD5 | 7c2d41964d1bb851c60e214a6bba00b9 |
| SHA1 | 86af4f7453c366c88669773d41620ea685ce888b |
| SHA256 | 82f4cb6a70153bf76a2a70a3aa9a6e04129ee782e8562858ed4bca7bd0e09cb3 |
| SHA512 | 7bc7471a60b1cafd96139bdc65f737ed0579d186bf4e7322d296a07b5b09a450c1922cff13164adb73a030e23a75ebdae2575828563d855fca7820f2f366705b |
memory/2592-12-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2592-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2592-16-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2592-11-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2300-17-0x0000000074320000-0x0000000074A0E000-memory.dmp
memory/2592-18-0x0000000000930000-0x0000000000C33000-memory.dmp
memory/2592-21-0x0000000000160000-0x0000000000174000-memory.dmp
memory/2592-20-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1388-22-0x00000000067A0000-0x00000000068C5000-memory.dmp
memory/2820-24-0x0000000000330000-0x0000000000356000-memory.dmp
memory/2820-23-0x0000000000330000-0x0000000000356000-memory.dmp
memory/1388-25-0x00000000067A0000-0x00000000068C5000-memory.dmp
memory/1388-26-0x0000000000010000-0x0000000000020000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-01 00:40
Reported
2024-09-01 00:42
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\SHXHH4MXCR = "C:\\Program Files (x86)\\Odxqlef\\colorcplezmxj.exe" | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\teklif.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 592 set thread context of 3616 | N/A | C:\Users\Admin\AppData\Local\Temp\teklif.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 3616 set thread context of 3552 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | C:\Windows\Explorer.EXE |
| PID 2336 set thread context of 3552 | N/A | C:\Windows\SysWOW64\chkdsk.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Odxqlef\colorcplezmxj.exe | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\teklif.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\teklif.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\teklif.exe
"C:\Users\Admin\AppData\Local\Temp\teklif.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hhdPPNCtb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7A5B.tmp"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.techvestorsmultifamily.com | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | www.nhchangxing.com | udp |
| US | 172.80.66.107:80 | www.nhchangxing.com | tcp |
| US | 8.8.8.8:53 | 107.66.80.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.penjiazi.com | udp |
| US | 8.8.8.8:53 | www.countfbfda.tech | udp |
Files
memory/592-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp
memory/592-1-0x0000000000E40000-0x0000000000EA4000-memory.dmp
memory/592-2-0x0000000008230000-0x00000000087D4000-memory.dmp
memory/592-3-0x0000000007D60000-0x0000000007DF2000-memory.dmp
memory/592-4-0x0000000074B40000-0x00000000752F0000-memory.dmp
memory/592-5-0x00000000031D0000-0x00000000031DA000-memory.dmp
memory/592-6-0x00000000093F0000-0x000000000948C000-memory.dmp
memory/592-7-0x0000000007D50000-0x0000000007D5A000-memory.dmp
memory/592-8-0x0000000074B4E000-0x0000000074B4F000-memory.dmp
memory/592-9-0x0000000074B40000-0x00000000752F0000-memory.dmp
memory/592-10-0x0000000009130000-0x0000000009188000-memory.dmp
memory/592-11-0x00000000091B0000-0x00000000091E2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp7A5B.tmp
| MD5 | c6f1c735bb5ce4c153f17b3344df67a3 |
| SHA1 | beeaaad9cb12e02306ddf2b4add3a723bedc6d86 |
| SHA256 | 41ccd406848e45f1051a6d5d4428f5dd8dd5420c552487908c164bf3ef2b52f5 |
| SHA512 | cd64dc46e0b7978f1f0d7ca3d1eb1ff1c87d19d9cf3d03b67993aba6c03ce0e5967409d61f25029e1f1abc6bc8a3d74d4c6b3a860dc4762e6f102460f594f823 |
memory/3616-15-0x0000000000400000-0x000000000042D000-memory.dmp
memory/592-17-0x0000000074B40000-0x00000000752F0000-memory.dmp
memory/3616-18-0x0000000000EE0000-0x000000000122A000-memory.dmp
memory/3616-21-0x0000000000E20000-0x0000000000E34000-memory.dmp
memory/3616-20-0x0000000000400000-0x000000000042D000-memory.dmp
memory/3552-22-0x0000000002BF0000-0x0000000002D01000-memory.dmp
memory/2336-23-0x0000000000CD0000-0x0000000000CDA000-memory.dmp
memory/2336-24-0x0000000000CD0000-0x0000000000CDA000-memory.dmp
memory/3552-25-0x0000000002BF0000-0x0000000002D01000-memory.dmp
memory/3552-29-0x0000000008770000-0x00000000088B6000-memory.dmp
memory/3552-30-0x0000000008770000-0x00000000088B6000-memory.dmp
memory/3552-32-0x0000000008770000-0x00000000088B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | a182561a527f929489bf4b8f74f65cd7 |
| SHA1 | 8cd6866594759711ea1836e86a5b7ca64ee8911f |
| SHA256 | 42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914 |
| SHA512 | 9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558 |
C:\Users\Admin\AppData\Roaming\4PNN4O-F\4PNlogrv.ini
| MD5 | bbc41c78bae6c71e63cb544a6a284d94 |
| SHA1 | 33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a |
| SHA256 | ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb |
| SHA512 | 0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4 |
C:\Users\Admin\AppData\Roaming\4PNN4O-F\4PNlogri.ini
| MD5 | d63a82e5d81e02e399090af26db0b9cb |
| SHA1 | 91d0014c8f54743bba141fd60c9d963f869d76c9 |
| SHA256 | eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae |
| SHA512 | 38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad |
C:\Users\Admin\AppData\Roaming\4PNN4O-F\4PNlogrf.ini
| MD5 | 2f245469795b865bdd1b956c23d7893d |
| SHA1 | 6ad80b974d3808f5a20ea1e766c7d2f88b9e5895 |
| SHA256 | 1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361 |
| SHA512 | 909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f |
C:\Users\Admin\AppData\Roaming\4PNN4O-F\4PNlogrg.ini
| MD5 | 4aadf49fed30e4c9b3fe4a3dd6445ebe |
| SHA1 | 1e332822167c6f351b99615eada2c30a538ff037 |
| SHA256 | 75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56 |
| SHA512 | eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945 |
C:\Users\Admin\AppData\Roaming\4PNN4O-F\4PNlogim.jpeg
| MD5 | eed2b6dc650921150a48c339c3c974b1 |
| SHA1 | 725acd18a70823f8b26d5f9f8b424fc3647cef89 |
| SHA256 | ea27e53db5ec9fcb907ef2fb54087cacf9f9a656cee20c7190e053042f280438 |
| SHA512 | 4293b50f824732042f92b7b43bf3236c69d27c42990959342c5e3bf647d7d9e0e2bfbd6be12d802fa9a7cdaa7a7e5962c57796165761ea2e3b982bb28306573e |