bitrat | 39d180e2f5c447706ad8e4f2fc0a86c2cbd586426dd1343f37f3008569f1a60b

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220331-en
submitted
12/04/2022, 12:41

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General

Target
58b756316b232975a709148b774bd66c.exe
Size 3.1MB
Sample220412-pwrtsaefa2
SHA256 39d180e2f5c447706ad8e4f2fc0a86c2cbd586426dd1343f37f3008569f1a60b
MD5 58b756316b232975a709148b774bd66c
SHA1 4263dc71f89dfba45d79647d5ca73cd7841b039b
SHA512 65b3b7ac35b0dd92ca85ce08d521e05d66009ee7c3de8dc9663013855c064e936f1c6848e261b7aa953cb3d77acfdc433906d5d201955daea29187e4b301c6a8
MD5 SHA1 SHA512

Score

10^/10

bitrat xenarmor collection password persistence recovery spyware stealer trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

212.193.30.54:3680

Attributes

communication_password
46821e93230f353d5c46240b0462a0fe
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
XenArmor Suite
XenArmor is as suite of password recovery tools for various application.
recovery password xenarmor

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0006000000021e83-148.dat	acprotect
behavioral2/files/0x0006000000021e83-149.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
1484	OcZKmyuf.exe
1508	OcZKmyuf.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1484-136-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/1484-140-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/1484-141-0x0000000000400000-0x00000000008DC000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-157025953-3125636059-437143553-1000\Control Panel\International\Geo\Nation	58b756316b232975a709148b774bd66c.exe

Loads dropped DLL 1 IoCs

pid	Process
1508	OcZKmyuf.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-157025953-3125636059-437143553-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	OcZKmyuf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-157025953-3125636059-437143553-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Jrdpln = "\"C:\\Users\\Admin\\AppData\\Roaming\\Nhuydlj\\Jrdpln.exe\""	58b756316b232975a709148b774bd66c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
3488	InstallUtil.exe
3488	InstallUtil.exe
3488	InstallUtil.exe
3488	InstallUtil.exe
3488	InstallUtil.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 3488 set thread context of 1484	3488	InstallUtil.exe	105
PID 1484 set thread context of 1508	1484	OcZKmyuf.exe	106

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
4752	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2304	58b756316b232975a709148b774bd66c.exe
2304	58b756316b232975a709148b774bd66c.exe
1508	OcZKmyuf.exe
1508	OcZKmyuf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2304	58b756316b232975a709148b774bd66c.exe
Token: SeShutdownPrivilege	3488	InstallUtil.exe
Token: SeDebugPrivilege	1508	OcZKmyuf.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3488	InstallUtil.exe
3488	InstallUtil.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2132	2304	58b756316b232975a709148b774bd66c.exe	91
PID 2304 wrote to memory of 2132	2304	58b756316b232975a709148b774bd66c.exe	91
PID 2304 wrote to memory of 2132	2304	58b756316b232975a709148b774bd66c.exe	91
PID 2132 wrote to memory of 4752	2132	cmd.exe	93
PID 2132 wrote to memory of 4752	2132	cmd.exe	93
PID 2132 wrote to memory of 4752	2132	cmd.exe	93
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 2304 wrote to memory of 3488	2304	58b756316b232975a709148b774bd66c.exe	98
PID 3488 wrote to memory of 860	3488	InstallUtil.exe	104
PID 3488 wrote to memory of 860	3488	InstallUtil.exe	104
PID 3488 wrote to memory of 860	3488	InstallUtil.exe	104
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 3488 wrote to memory of 1484	3488	InstallUtil.exe	105
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106
PID 1484 wrote to memory of 1508	1484	OcZKmyuf.exe	106

C:\Users\Admin\AppData\Local\Temp\58b756316b232975a709148b774bd66c.exe
"C:\Users\Admin\AppData\Local\Temp\58b756316b232975a709148b774bd66c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 36
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\timeout.exe
    timeout 36
    3⤵
    - Delays execution with timeout.exe
    PID:4752
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3488
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    -a "C:\Users\Admin\AppData\Local\9c8e8c11\plg\LGRjQdhs.json"
    3⤵
    PID:860
- - C:\Users\Admin\AppData\Local\Temp\OcZKmyuf.exe
    -a "C:\Users\Admin\AppData\Local\9c8e8c11\plg\LGRjQdhs.json"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1484
  - - C:\Users\Admin\AppData\Local\Temp\OcZKmyuf.exe
      -a "C:\Users\Admin\AppData\Local\Temp\unk.xml"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Accesses Microsoft Outlook accounts
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1508

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

LGRjQdhs.json

Path C:\Users\Admin\AppData\Local\9c8e8c11\plg\LGRjQdhs.json
Size 1KB
SHA256 b45d1dda071c8ee6b1078e8f71661ee1511887daf491a9f81415232a3c3bd631
MD5 ce3e2f5f04eff81b3b7130a90a8e3a6e
SHA1 fe9ac39d1db0a28aeef54741003d3f639125dc1c
SHA512 8cd831f9231cc30eeed546b47401459a2737d160faf0eacc823d286de22f79d68a95b994dce1f1eb6e7fa96e24aadeac50659115afe74148a33e6d31012ed357
MD5 SHA1 SHA512

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License.XenArmor

Path C:\Users\Admin\AppData\Local\Temp\License.XenArmor
Size 104B
SHA256 212173a405c78d70f90e8ec0699a60ed2f4a9f3a8070de62eabd666c268fb174
MD5 4f3bde9212e17ef18226866d6ac739b6
SHA1 732733bec8314beb81437e60876ffa75e72ae6cd
SHA512 10b7cdae0b9a7b0f8e1bfc66a60675fa9b25c523864d5ae3da243f4e6e4c5194f3bd92af57ac956157442f66414bdd3393d0a1e5ba4ef0f192561e8524d4e744
MD5 SHA1 SHA512

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License.XenArmor

Path C:\Users\Admin\AppData\Local\Temp\License.XenArmor
Size 104B
SHA256 e5d5110feb21939d82d962981aeaaafc4643b40a9b87cbed800ace82135d57cd
MD5 bf5da170f7c9a8eae88d1cb1a191ff80
SHA1 dd1b991a1b03587a5d1edc94e919a2070e325610
SHA512 9e32247d8556fd6efffbf7b6b9c325652d8c4b223b0fa38020879171476a49ab1f64d8897b5d8d92b79c5484fd9d5899be26ca5f664ee1f9c2acb0857084121e
MD5 SHA1 SHA512

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OcZKmyuf.exe

Path C:\Users\Admin\AppData\Local\Temp\OcZKmyuf.exe
Size 402B
SHA256 63a7295e66183379580db16d0d191bb261ccc9edb982980051291c8bdf6c4ade
MD5 ca42e05f9d53c7ec9383307c1ea282bb
SHA1 ed0efa1b59b461dcda08121a39411bee72f6b4cb
SHA512 4a1e3655a93f5e29ac7191eb3249b5b5a61b90353e78cc0bae4e81008aaff43bd9db4c2fde0c5ffcdae5e7eb87dfccffd4a1f383c78f5d40d52cbc4d61890196
MD5 SHA1 SHA512

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OcZKmyuf.exe

Path C:\Users\Admin\AppData\Local\Temp\OcZKmyuf.exe
Size 402B
SHA256 63a7295e66183379580db16d0d191bb261ccc9edb982980051291c8bdf6c4ade
MD5 ca42e05f9d53c7ec9383307c1ea282bb
SHA1 ed0efa1b59b461dcda08121a39411bee72f6b4cb
SHA512 4a1e3655a93f5e29ac7191eb3249b5b5a61b90353e78cc0bae4e81008aaff43bd9db4c2fde0c5ffcdae5e7eb87dfccffd4a1f383c78f5d40d52cbc4d61890196
MD5 SHA1 SHA512

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OcZKmyuf.exe

Path C:\Users\Admin\AppData\Local\Temp\OcZKmyuf.exe
Size 402B
SHA256 63a7295e66183379580db16d0d191bb261ccc9edb982980051291c8bdf6c4ade
MD5 ca42e05f9d53c7ec9383307c1ea282bb
SHA1 ed0efa1b59b461dcda08121a39411bee72f6b4cb
SHA512 4a1e3655a93f5e29ac7191eb3249b5b5a61b90353e78cc0bae4e81008aaff43bd9db4c2fde0c5ffcdae5e7eb87dfccffd4a1f383c78f5d40d52cbc4d61890196
MD5 SHA1 SHA512

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Unknown.dll

Path C:\Users\Admin\AppData\Local\Temp\Unknown.dll
Size 793KB
SHA256 568da887725ccfdc4c5aae3ff66792fe60eca4e0818338f6a8434be66a6fe46d
MD5 86114faba7e1ec4a667d2bcb2e23f024
SHA1 670df6e1ba1dc6bece046e8b2e573dd36748245e
SHA512 d26ee0da6ccd4022982cf848c46e40f6781b667e39d0c5daf5ea8d74c44e55c55a5f7590a4d2a60aa1911358ca783c4276a9b4e6311c4cea20df1ebd4f7f457f
SSDEEP 12288:DbmBS7IiAEbG1oINGRYTpv94oogc2RZ1X4RJobtsO8wJUAAF9/g0SQJD9tD7M:+BOI861XeYTpvyob3eRJKtAv/RJD9tDg
MD5 SHA1 SHA512 SSDEEP

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Unknown.dll

Path C:\Users\Admin\AppData\Local\Temp\Unknown.dll
Size 793KB
SHA256 568da887725ccfdc4c5aae3ff66792fe60eca4e0818338f6a8434be66a6fe46d
MD5 86114faba7e1ec4a667d2bcb2e23f024
SHA1 670df6e1ba1dc6bece046e8b2e573dd36748245e
SHA512 d26ee0da6ccd4022982cf848c46e40f6781b667e39d0c5daf5ea8d74c44e55c55a5f7590a4d2a60aa1911358ca783c4276a9b4e6311c4cea20df1ebd4f7f457f
SSDEEP 12288:DbmBS7IiAEbG1oINGRYTpv94oogc2RZ1X4RJobtsO8wJUAAF9/g0SQJD9tD7M:+BOI861XeYTpvyob3eRJKtAv/RJD9tDg
MD5 SHA1 SHA512 SSDEEP

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unk.xml

Path C:\Users\Admin\AppData\Local\Temp\unk.xml
Size 1KB
SHA256 b45d1dda071c8ee6b1078e8f71661ee1511887daf491a9f81415232a3c3bd631
MD5 ce3e2f5f04eff81b3b7130a90a8e3a6e
SHA1 fe9ac39d1db0a28aeef54741003d3f639125dc1c
SHA512 8cd831f9231cc30eeed546b47401459a2737d160faf0eacc823d286de22f79d68a95b994dce1f1eb6e7fa96e24aadeac50659115afe74148a33e6d31012ed357
MD5 SHA1 SHA512

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memory/1484-140-0x0000000000400000-0x00000000008DC000-memory.dmp

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memory/1484-141-0x0000000000400000-0x00000000008DC000-memory.dmp

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memory/1484-136-0x0000000000400000-0x00000000008DC000-memory.dmp

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memory/1508-146-0x0000000000400000-0x00000000006FE000-memory.dmp

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memory/1508-145-0x0000000000400000-0x00000000006FE000-memory.dmp

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memory/1508-143-0x0000000000400000-0x00000000006FE000-memory.dmp

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memory/1508-147-0x0000000000400000-0x00000000006FE000-memory.dmp

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memory/2304-124-0x00000000007F0000-0x0000000000B14000-memory.dmp

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memory/2304-127-0x00000000054F0000-0x00000000054FA000-memory.dmp

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memory/2304-126-0x0000000005540000-0x00000000055D2000-memory.dmp

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memory/2304-125-0x0000000005A50000-0x0000000005FF4000-memory.dmp

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memory/3488-133-0x0000000000400000-0x00000000007CE000-memory.dmp

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memory/3488-131-0x0000000000400000-0x00000000007CE000-memory.dmp

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memory/3488-132-0x0000000000400000-0x00000000007CE000-memory.dmp

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