bitrat | 3700f9c08f1ea64cb7d154223f0124dc4f69cff22d9d15046fa98b32ecc1b357

Analysis

max time kernel
143s
max time network
137s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 19:11

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General

Target
reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
Size 2.2MB
Sample210429-v3e925ys8j
SHA256 3700f9c08f1ea64cb7d154223f0124dc4f69cff22d9d15046fa98b32ecc1b357
MD5 b942eeff6d2f8c217b880365e408776b
SHA1 cdf8175100c2ef68724fbe6402aa9cc5808faea4
SHA512 c2dd81aec6afd007303a0cc5474afac982834e3774a43394609f85eb1df53f660b0999c14a0d6c72ea7f0c8a488500562bd5f7bd45e79c905746ebe880b06d12
MD5 SHA1 SHA512

Score

10^/10

bitrat persistence trojan upx

Malware Config

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat

BitRAT Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2604-126-0x00000000007E23D0-mapping.dmp	family_bitrat

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
4016	gTsYur8PFeM5BVM5.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2604-125-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2604-127-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\antimalawaresdystem = "C:\\Users\\Admin\\AppData\\Local\\antimalawaresdystemlogomn\\antimalawaresdystem.exe"	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\antimalawaresdystem = "C:\\Users\\Admin\\AppData\\Local\\antimalawaresdystemlogomn\\antimalawaresdystem.exe䰀"	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 640 set thread context of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2528	timeout.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 5c000000010000000400000000080000090000000100000054000000305206082b0601050507030206082b06010505070303060a2b0601040182370a030406082b0601050507030406082b0601050507030606082b0601050507030706082b0601050507030106082b0601050507030853000000010000004300000030413022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c0620000000100000020000000d7a7a0fb5d7e2731d771e9484ebcdef71d5f0c3e0a2948782bc83ee0ea699ef40b000000010000001c0000005300650063007400690067006f002000280041004100410029000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious behavior: RenamesItself 5 IoCs

pid	Process
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 640 wrote to memory of 2604	640	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	78
PID 2604 wrote to memory of 4016	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	79
PID 2604 wrote to memory of 4016	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	79
PID 2604 wrote to memory of 4016	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	79
PID 2604 wrote to memory of 4088	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	81
PID 2604 wrote to memory of 4088	2604	reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe	81
PID 4088 wrote to memory of 2528	4088	cmd.exe	83
PID 4088 wrote to memory of 2528	4088	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
"C:\Users\Admin\AppData\Local\Temp\reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe
  "C:\Users\Admin\AppData\Local\Temp\reactivarmicedulaenlineadatabinggenerateacivatedwebwwwregistraduriagovco.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Modifies system certificate store
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Users\Admin\AppData\Local\Temp\gTsYur8PFeM5BVM5.exe
    "C:\Users\Admin\AppData\Local\Temp\gTsYur8PFeM5BVM5.exe"
    3⤵
    - Executes dropped EXE
    PID:4016
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GtEiq1pZ.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4088
  - - C:\Windows\system32\timeout.exe
      timeout /t 5 /nobreak
      4⤵
      Delays execution with timeout.exe
      PID:2528

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/640-120-0x0000000004F10000-0x0000000004F11000-memory.dmp

Download

memory/640-118-0x0000000005030000-0x0000000005031000-memory.dmp

Download

memory/640-114-0x0000000000380000-0x0000000000381000-memory.dmp

Download

memory/640-121-0x00000000051F0000-0x00000000051F1000-memory.dmp

Download

memory/640-122-0x0000000007620000-0x000000000762D000-memory.dmp

Download

memory/640-123-0x0000000007820000-0x00000000079EF000-memory.dmp

Download

memory/640-124-0x000000000AF20000-0x000000000B0A0000-memory.dmp

Download

memory/640-116-0x0000000004F90000-0x0000000004F91000-memory.dmp

Download

memory/640-119-0x0000000004EA0000-0x0000000004F32000-memory.dmp

Download

memory/640-117-0x0000000005530000-0x0000000005531000-memory.dmp

Download

memory/2604-127-0x0000000000400000-0x00000000007E4000-memory.dmp

Download

memory/2604-125-0x0000000000400000-0x00000000007E4000-memory.dmp

Download

memory/4016-131-0x0000000000D90000-0x0000000000D91000-memory.dmp

Download

memory/4016-139-0x0000000005730000-0x0000000005731000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads