Analysis
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max time kernel
140s -
max time network
142s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
11-04-2023 05:30
Static task
static1
Behavioral task
behavioral1
Sample
42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe
Resource
win10-20230220-en
General
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Target
42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe
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Size
308KB
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MD5
09f4d652df1f081e611f6e5d1780e65c
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SHA1
7daa46a55fa458a1629210abc8c4d4a6ac24027c
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SHA256
42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6
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SHA512
518fd604a7b75ed4a978fb4ea7172bd99fdbcebb9e71b6c8e06ca74175e126001c1a9f5daf053b13731f8c867e9100c9af16d44d6279d282a3df5f8a4b5803f5
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SSDEEP
6144:qZADSPJf1dpa8HXs3ZWAPsnQZX5NRBggw0YRg5sWiC:qZADoJtSQc3Ay73Bg70YA
Malware Config
Extracted
vidar
3.4
e749025c61b2caca10aa829a9e1a65a1
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
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profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
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user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0
Extracted
laplas
http://185.106.92.74
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 2984 91721330087065828372.exe 3916 23017685997250565179.exe 4356 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/files/0x000600000001ae94-197.dat upx behavioral1/files/0x000600000001ae94-198.dat upx behavioral1/memory/2984-199-0x00000000010E0000-0x0000000001F43000-memory.dmp upx behavioral1/memory/2984-200-0x00000000010E0000-0x0000000001F43000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 23017685997250565179.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 3916 23017685997250565179.exe 3916 23017685997250565179.exe 4356 svcservice.exe 4356 svcservice.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4340 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 3916 23017685997250565179.exe 3916 23017685997250565179.exe 4356 svcservice.exe 4356 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4600 wrote to memory of 2984 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 67 PID 4600 wrote to memory of 2984 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 67 PID 2984 wrote to memory of 3700 2984 91721330087065828372.exe 69 PID 2984 wrote to memory of 3700 2984 91721330087065828372.exe 69 PID 3700 wrote to memory of 3616 3700 cmd.exe 71 PID 3700 wrote to memory of 3616 3700 cmd.exe 71 PID 4600 wrote to memory of 3916 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 72 PID 4600 wrote to memory of 3916 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 72 PID 4600 wrote to memory of 3916 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 72 PID 4600 wrote to memory of 3760 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 73 PID 4600 wrote to memory of 3760 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 73 PID 4600 wrote to memory of 3760 4600 42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe 73 PID 3760 wrote to memory of 4340 3760 cmd.exe 75 PID 3760 wrote to memory of 4340 3760 cmd.exe 75 PID 3760 wrote to memory of 4340 3760 cmd.exe 75 PID 3916 wrote to memory of 4356 3916 23017685997250565179.exe 76 PID 3916 wrote to memory of 4356 3916 23017685997250565179.exe 76 PID 3916 wrote to memory of 4356 3916 23017685997250565179.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe"C:\Users\Admin\AppData\Local\Temp\42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4600 -
C:\ProgramData\91721330087065828372.exe"C:\ProgramData\91721330087065828372.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\91721330087065828372.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3700 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3616
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C:\ProgramData\23017685997250565179.exe"C:\ProgramData\23017685997250565179.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3916 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4356
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\42bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3760 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
677.0MB
MD57aeb6566ef1fe57c2a80552873809e49
SHA1b4d34cdddaf4fd267722bfa6b60237764379d61e
SHA25619f526c9344fed67b7f0110d4f495b180d31d5594be2dab2de83a3c094e9887c
SHA51263176cdc7e59fb4c0ff2d8288b4bb035ca2d2a5feeb4acd6a482df06477c879abab515bae542459a6122152c44b0f7960f0bb94ddd60850c4221b483668cce0c
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Filesize
599.8MB
MD5a798f51e7eb871e1137bc100b32ad4d7
SHA1273bd56fca50062bdd777cb2a87fb6358f1d382f
SHA2562b8e1dc032e643c2c285effb6ba64d7f3e1ddc61647896d495b1f152d8f3e873
SHA5122f14d5d0ca1d3806df16a0f5fbc781542cf09c48d3d51636583f3d265df58dc9483b950a3af201a97a653be1d93365acda47893c92b3fe051bcc33712ac95482
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Filesize
526.9MB
MD59920b239e5cc7c13cd5bc70bb2a3746a
SHA1e017a51b05ac9bddb6d35534e2d47f494c423532
SHA2569dfff3e89911e098c3034f43f9c780895ab940ec84528446e640ffe80bcdb95e
SHA512538a97b7abee2e7ed5cc6ff1a7f07bb1c6e798aee0c677987caa1082f296f2e15e3a4ae5167a596089eede422f5b5bc64973c1295f990410776571102340e014
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571