Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 16:02
Static task
static1
Behavioral task
behavioral1
Sample
2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe
Resource
win7-20240903-en
General
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Target
2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe
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Size
2.4MB
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MD5
a2ec3e996f505779f6fc8ceb9a831eff
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SHA1
768a751fab190e6976480b7c8d8f33d8ad46f209
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SHA256
2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828
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SHA512
71985be301b174d561b067be13ee21e970b956a3a525c0a5fd9fb2d2da89034de60a100417907f335b22e81bd9e1615bf7436a316c15f6f328dd5d123d639263
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SSDEEP
24576:xCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH7:xCwsbCANnKXferL7Vwe/Gg0P+WhYd
Malware Config
Signatures
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resource yara_rule behavioral2/memory/396-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/396-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/396-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2852-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2852-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2852-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/876-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/876-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2852-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/876-49-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/files/0x000d000000023b7f-5.dat family_gh0strat behavioral2/memory/396-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/396-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/396-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2852-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2852-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2852-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/876-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/876-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2852-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/876-49-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatfor.exe -
Executes dropped EXE 4 IoCs
pid Process 4816 R.exe 396 N.exe 2852 TXPlatfor.exe 876 TXPlatfor.exe -
Loads dropped DLL 1 IoCs
pid Process 4816 R.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe File created C:\Windows\SysWOW64\240619171.txt R.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
resource yara_rule behavioral2/memory/396-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/396-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/396-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/396-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2852-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2852-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2852-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/876-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/876-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2852-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2852-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/876-49-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 116 4816 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4580 cmd.exe 2604 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2604 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 876 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 396 N.exe Token: SeLoadDriverPrivilege 876 TXPlatfor.exe Token: 33 876 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 876 TXPlatfor.exe Token: 33 876 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 876 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3752 wrote to memory of 4816 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 83 PID 3752 wrote to memory of 4816 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 83 PID 3752 wrote to memory of 4816 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 83 PID 3752 wrote to memory of 396 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 87 PID 3752 wrote to memory of 396 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 87 PID 3752 wrote to memory of 396 3752 2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe 87 PID 396 wrote to memory of 4580 396 N.exe 89 PID 396 wrote to memory of 4580 396 N.exe 89 PID 396 wrote to memory of 4580 396 N.exe 89 PID 2852 wrote to memory of 876 2852 TXPlatfor.exe 90 PID 2852 wrote to memory of 876 2852 TXPlatfor.exe 90 PID 2852 wrote to memory of 876 2852 TXPlatfor.exe 90 PID 4580 wrote to memory of 2604 4580 cmd.exe 92 PID 4580 wrote to memory of 2604 4580 cmd.exe 92 PID 4580 wrote to memory of 2604 4580 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe"C:\Users\Admin\AppData\Local\Temp\2a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:4816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 4603⤵
- Program crash
PID:116
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4816 -ip 48161⤵PID:1840
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:876
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2.4MB
MD5a2ec3e996f505779f6fc8ceb9a831eff
SHA1768a751fab190e6976480b7c8d8f33d8ad46f209
SHA2562a844f921381c00fe48fd5358f0df31d4650866082c323531bc355cbfc9dd828
SHA51271985be301b174d561b067be13ee21e970b956a3a525c0a5fd9fb2d2da89034de60a100417907f335b22e81bd9e1615bf7436a316c15f6f328dd5d123d639263
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD5e531ea55332348cce6f1053a746c25e8
SHA1de4e244b43e050f7fd07e4178638116e0d0fb784
SHA25678cc49f87bcdb7c0700cd8b7511c64caa206940aee6517dbb48d40963aa78861
SHA512491fa8acebd072d2499cb7238f539e08991bb52acdc94891503f24f072c764dbb3248c5e51a5244f1da932834b5e90af07d7b212aae52e1641a0eb73f64471e0