Analysis
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max time kernel
150s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/12/2024, 11:53
Static task
static1
Behavioral task
behavioral1
Sample
d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe
Resource
win7-20240903-en
General
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Target
d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe
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Size
5.9MB
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MD5
5bfcfdec6f452cc567477734d98bce05
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SHA1
89555a9df3f5190d96e50fcf86f77d4c87a53a38
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SHA256
d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d
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SHA512
d395e996d13048beb8718fc5352d7bd93939798a0b551ac0d592340de88794ffbb2fddc1215f9c6b170e7e4bef2d10d0c532d749784b5bea855b27cacd901484
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SSDEEP
49152:b09XJt4HIN2H2tFvduySngOk+SXtTW1gHy3O0T9Mq1mvF5Gj3t1N13tiCSA/Bkj0:IZJt4HINy2LkgDa2FFu91rSA
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1784-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1784-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1784-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4124-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4124-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4124-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2304-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2304-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2304-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2304-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1784-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1784-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1784-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4124-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4124-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4124-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2304-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2304-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2304-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2304-37-0x0000000010000000-0x00000000101B6000-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 TXPlatforn.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" TXPlatforn.exe -
Executes dropped EXE 4 IoCs
pid Process 1784 RVN.exe 4124 TXPlatforn.exe 2304 TXPlatforn.exe 5108 HD_d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/1784-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1784-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1784-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1784-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4124-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4124-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4124-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4124-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2304-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2304-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2304-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2304-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4904 cmd.exe 1136 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1136 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2304 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1784 RVN.exe Token: SeLoadDriverPrivilege 2304 TXPlatforn.exe Token: 33 2304 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2304 TXPlatforn.exe Token: 33 2304 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2304 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 448 wrote to memory of 1784 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 83 PID 448 wrote to memory of 1784 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 83 PID 448 wrote to memory of 1784 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 83 PID 4124 wrote to memory of 2304 4124 TXPlatforn.exe 85 PID 4124 wrote to memory of 2304 4124 TXPlatforn.exe 85 PID 4124 wrote to memory of 2304 4124 TXPlatforn.exe 85 PID 1784 wrote to memory of 4904 1784 RVN.exe 86 PID 1784 wrote to memory of 4904 1784 RVN.exe 86 PID 1784 wrote to memory of 4904 1784 RVN.exe 86 PID 448 wrote to memory of 5108 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 87 PID 448 wrote to memory of 5108 448 d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe 87 PID 4904 wrote to memory of 1136 4904 cmd.exe 89 PID 4904 wrote to memory of 1136 4904 cmd.exe 89 PID 4904 wrote to memory of 1136 4904 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe"C:\Users\Admin\AppData\Local\Temp\d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1784 -
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\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4904 -
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:1136
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C:\Users\Admin\AppData\Local\Temp\HD_d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exeC:\Users\Admin\AppData\Local\Temp\HD_d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe2⤵
- Executes dropped EXE
PID:5108
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2304
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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
1.2MB
MD587a32e2deb14d40b4b76ff453ab987ce
SHA11ecca821ec131f00c2f405d1c277ad9097674bf6
SHA256b8c1ff3098bc471f814889a516239270d3ccc13390af5b064c024be67f61fecb
SHA512dc6f5ab83609664bb95df4085c9e18f997699f7e0d6a6e3a199735416c19c4f2143b9f0d2b797d845221459f9babe9c2d2d2b5f3474f51fc982de42cc5c211c7
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C:\Users\Admin\AppData\Local\Temp\HD_d0a9c040da663dc67ff2cbf2f9fad31f6373d4c802e8903fbed0818edee2049d.exe
Filesize4.7MB
MD5cc415b435e255a87d391fbe3b4c7009d
SHA11736a36530e64bd53d61efa645b3cd8fbd015e84
SHA256e472ff41e2776771d738c5ac0cf4be582287b62d4530907184be1f97dcf41d01
SHA5128e83e2230fc2af7bd2fc68395ace4665898dac389976c40c427f2c0d00ffed04a02c243f2ff7cda62d2f96800e3320c4d5a4fdaf32a6c51e12983011bf3d1d0b
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4