Analysis
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max time kernel
110s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
13-04-2023 04:40
Static task
static1
Behavioral task
behavioral1
Sample
ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe
Resource
win10v2004-20230221-en
General
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Target
ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe
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Size
329KB
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MD5
43ef25180d48a1e7fd117c6c6a8c4b94
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SHA1
84292dd4d436ad5ae73e1866b4794d7cf641f319
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SHA256
ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942
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SHA512
80667e27be1f71b9eab72a9d665f47d95e607ae4328aaee2c5331d5871ff473bcd028d58ce5caf5aa6afae2d32e4c5b4b3c72c6f09941ae1e85972933ce9432b
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SSDEEP
6144:xzjfVF+H1zpPucxOfqjeX/SrETCTFrm1dlHdgR:xdyhxRofqj2mETCTFrm9dg
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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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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 84218874307087140812.exe -
Executes dropped EXE 3 IoCs
pid Process 2412 56099584432158689681.exe 432 84218874307087140812.exe 920 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.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/0x0007000000023154-225.dat upx behavioral1/files/0x0007000000023154-227.dat upx behavioral1/files/0x0007000000023154-228.dat upx behavioral1/memory/2412-229-0x00000000000C0000-0x0000000000F23000-memory.dmp upx behavioral1/memory/2412-230-0x00000000000C0000-0x0000000000F23000-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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 84218874307087140812.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 432 84218874307087140812.exe 432 84218874307087140812.exe 920 svcservice.exe 920 svcservice.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 520 4376 WerFault.exe 80 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 836 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 432 84218874307087140812.exe 432 84218874307087140812.exe 920 svcservice.exe 920 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4376 wrote to memory of 2412 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 81 PID 4376 wrote to memory of 2412 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 81 PID 2412 wrote to memory of 4416 2412 56099584432158689681.exe 84 PID 2412 wrote to memory of 4416 2412 56099584432158689681.exe 84 PID 4416 wrote to memory of 1132 4416 cmd.exe 85 PID 4416 wrote to memory of 1132 4416 cmd.exe 85 PID 4376 wrote to memory of 432 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 86 PID 4376 wrote to memory of 432 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 86 PID 4376 wrote to memory of 432 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 86 PID 4376 wrote to memory of 1216 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 87 PID 4376 wrote to memory of 1216 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 87 PID 4376 wrote to memory of 1216 4376 ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe 87 PID 1216 wrote to memory of 836 1216 cmd.exe 90 PID 1216 wrote to memory of 836 1216 cmd.exe 90 PID 1216 wrote to memory of 836 1216 cmd.exe 90 PID 432 wrote to memory of 920 432 84218874307087140812.exe 92 PID 432 wrote to memory of 920 432 84218874307087140812.exe 92 PID 432 wrote to memory of 920 432 84218874307087140812.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe"C:\Users\Admin\AppData\Local\Temp\ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\ProgramData\56099584432158689681.exe"C:\ProgramData\56099584432158689681.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\56099584432158689681.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4416 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1132
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C:\ProgramData\84218874307087140812.exe"C:\ProgramData\84218874307087140812.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:432 -
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:920
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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\ca8ae3372971b58fda41b73f1d18ea5353dcf4df2da0c2e20d2afcfed384a942.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:836
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 19202⤵
- Program crash
PID:520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4376 -ip 43761⤵PID:3156
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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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
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
740.2MB
MD5fddd0e67458a850030ede7243e41abaf
SHA1365661a7969ff79e43c6f80ef89baace303db4cf
SHA25695a46c24e0cba47bcd39131d8d6398202a2dafbb258ef9a6cbffb93b0b4eb7ee
SHA512c69ea6f962b19f4221672fb2a9937ce9b6fe47dc5edfce0cbf50cf23434d13467fa5ab7ab49f41bde0f00de6347816579318754c34c527afc0de8bd1396d01e6
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Filesize
740.2MB
MD5fddd0e67458a850030ede7243e41abaf
SHA1365661a7969ff79e43c6f80ef89baace303db4cf
SHA25695a46c24e0cba47bcd39131d8d6398202a2dafbb258ef9a6cbffb93b0b4eb7ee
SHA512c69ea6f962b19f4221672fb2a9937ce9b6fe47dc5edfce0cbf50cf23434d13467fa5ab7ab49f41bde0f00de6347816579318754c34c527afc0de8bd1396d01e6