bitrat | 8be298e99ae5cf904714dbfe1df10a43b948130a5e08b494e4196665d9047b74

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2022 18:00

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General

Target

siparis.scr.exe
Size

11KB
MD5

feceb2ae0c628f6e7a6da6b029182864
SHA1

1932702f8a920893a470bbbd02d788cdf7cac52a
SHA256

8be298e99ae5cf904714dbfe1df10a43b948130a5e08b494e4196665d9047b74
SHA512

386e558190d4dff8af841c1c94dc010212048d058151187201d9fa40d42e969b7c77696e7b47fac4f4d7906090a42eff37d8bc8c45d1060c22e2f5d975bb5eee
SSDEEP

192:onc1utNkXRDmQCa3F1mGQ8Or3O1TTgJMRqIcuuukbrP:P1uvkXRga3Qn6TEKRA

Score

10^/10

bitrat xenarmor collection password persistence recovery spyware stealer trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

37.139.128.233:3569

Attributes

communication_password
ce952068942604a6d6df06ed5002fad6
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.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\Unknown.dll	acprotect
C:\Users\Admin\AppData\Local\Temp\Unknown.dll	acprotect

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3476-154-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/3476-156-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/3476-157-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/3476-162-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral2/memory/3476-173-0x0000000000400000-0x00000000008DC000-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

Processes:

siparis.scr.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	siparis.scr.exe

Loads dropped DLL 1 IoCs

Processes:

siparis.scr.exe

pid process

5096 siparis.scr.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

pid	process
5096	siparis.scr.exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

siparis.scr.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	siparis.scr.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

siparis.scr.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Xtwjnn = "\"C:\\Users\\Admin\\AppData\\Roaming\\Gfilbk\\Xtwjnn.exe\""	siparis.scr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

siparis.scr.exe

pid process

3876 siparis.scr.exe
3876 siparis.scr.exe
3876 siparis.scr.exe
3876 siparis.scr.exe
3876 siparis.scr.exe

pid	process
3876	siparis.scr.exe
3876	siparis.scr.exe
3876	siparis.scr.exe
3876	siparis.scr.exe
3876	siparis.scr.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

siparis.scr.exesiparis.scr.exesiparis.scr.exe

description	pid	process	target process
PID 5072 set thread context of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 3876 set thread context of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3476 set thread context of 5096	3476	siparis.scr.exe	siparis.scr.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exesiparis.scr.exe

pid process

4368 powershell.exe
4368 powershell.exe
5096 siparis.scr.exe
5096 siparis.scr.exe

pid	process
4368	powershell.exe
4368	powershell.exe
5096	siparis.scr.exe
5096	siparis.scr.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

siparis.scr.exepowershell.exesiparis.scr.exesiparis.scr.exe

description	pid	process
Token: SeDebugPrivilege	5072	siparis.scr.exe
Token: SeDebugPrivilege	4368	powershell.exe
Token: SeShutdownPrivilege	3876	siparis.scr.exe
Token: SeDebugPrivilege	5096	siparis.scr.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

siparis.scr.exe

pid process

3876 siparis.scr.exe
3876 siparis.scr.exe

pid	process
3876	siparis.scr.exe
3876	siparis.scr.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

siparis.scr.exesiparis.scr.exesiparis.scr.exe

description	pid	process	target process
PID 5072 wrote to memory of 4368	5072	siparis.scr.exe	powershell.exe
PID 5072 wrote to memory of 4368	5072	siparis.scr.exe	powershell.exe
PID 5072 wrote to memory of 4368	5072	siparis.scr.exe	powershell.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 5072 wrote to memory of 3876	5072	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3876 wrote to memory of 3476	3876	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe
PID 3476 wrote to memory of 5096	3476	siparis.scr.exe	siparis.scr.exe

C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe
"C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5072

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4368

C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe
C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3876

C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe
-a "C:\Users\Admin\AppData\Local\707c9a17\plg\sztz4vnU.json"
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3476

C:\Users\Admin\AppData\Local\Temp\siparis.scr.exe
-a "C:\Users\Admin\AppData\Local\Temp\unk.xml"
4⤵
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5096

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\707c9a17\plg\sztz4vnU.json
Filesize
1KB

MD5
ce3e2f5f04eff81b3b7130a90a8e3a6e

SHA1
fe9ac39d1db0a28aeef54741003d3f639125dc1c

SHA256
b45d1dda071c8ee6b1078e8f71661ee1511887daf491a9f81415232a3c3bd631

SHA512
8cd831f9231cc30eeed546b47401459a2737d160faf0eacc823d286de22f79d68a95b994dce1f1eb6e7fa96e24aadeac50659115afe74148a33e6d31012ed357

Download Submit
C:\Users\Admin\AppData\Local\Temp\License.XenArmor
Filesize
104B

MD5
4f3bde9212e17ef18226866d6ac739b6

SHA1
732733bec8314beb81437e60876ffa75e72ae6cd

SHA256
212173a405c78d70f90e8ec0699a60ed2f4a9f3a8070de62eabd666c268fb174

SHA512
10b7cdae0b9a7b0f8e1bfc66a60675fa9b25c523864d5ae3da243f4e6e4c5194f3bd92af57ac956157442f66414bdd3393d0a1e5ba4ef0f192561e8524d4e744

Download Submit
C:\Users\Admin\AppData\Local\Temp\License.XenArmor
Filesize
104B

MD5
bf5da170f7c9a8eae88d1cb1a191ff80

SHA1
dd1b991a1b03587a5d1edc94e919a2070e325610

SHA256
e5d5110feb21939d82d962981aeaaafc4643b40a9b87cbed800ace82135d57cd

SHA512
9e32247d8556fd6efffbf7b6b9c325652d8c4b223b0fa38020879171476a49ab1f64d8897b5d8d92b79c5484fd9d5899be26ca5f664ee1f9c2acb0857084121e

Download Submit
C:\Users\Admin\AppData\Local\Temp\Unknown.dll
Filesize
793KB

MD5
86114faba7e1ec4a667d2bcb2e23f024

SHA1
670df6e1ba1dc6bece046e8b2e573dd36748245e

SHA256
568da887725ccfdc4c5aae3ff66792fe60eca4e0818338f6a8434be66a6fe46d

SHA512
d26ee0da6ccd4022982cf848c46e40f6781b667e39d0c5daf5ea8d74c44e55c55a5f7590a4d2a60aa1911358ca783c4276a9b4e6311c4cea20df1ebd4f7f457f

Download Submit
C:\Users\Admin\AppData\Local\Temp\Unknown.dll
Filesize
793KB

MD5
86114faba7e1ec4a667d2bcb2e23f024

SHA1
670df6e1ba1dc6bece046e8b2e573dd36748245e

SHA256
568da887725ccfdc4c5aae3ff66792fe60eca4e0818338f6a8434be66a6fe46d

SHA512
d26ee0da6ccd4022982cf848c46e40f6781b667e39d0c5daf5ea8d74c44e55c55a5f7590a4d2a60aa1911358ca783c4276a9b4e6311c4cea20df1ebd4f7f457f

Download Submit
C:\Users\Admin\AppData\Local\Temp\unk.xml
Filesize
1KB

MD5
ce3e2f5f04eff81b3b7130a90a8e3a6e

SHA1
fe9ac39d1db0a28aeef54741003d3f639125dc1c

SHA256
b45d1dda071c8ee6b1078e8f71661ee1511887daf491a9f81415232a3c3bd631

SHA512
8cd831f9231cc30eeed546b47401459a2737d160faf0eacc823d286de22f79d68a95b994dce1f1eb6e7fa96e24aadeac50659115afe74148a33e6d31012ed357

Download Submit
memory/3476-154-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/3476-153-0x0000000000000000-mapping.dmp

Download
memory/3476-173-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/3476-162-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/3476-157-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/3476-156-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/3876-146-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3876-145-0x0000000000000000-mapping.dmp

Download
memory/3876-175-0x0000000075140000-0x0000000075179000-memory.dmp

Filesize
228KB

Download
memory/3876-147-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3876-148-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3876-149-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3876-150-0x0000000075140000-0x0000000075179000-memory.dmp

Filesize
228KB

Download
memory/3876-151-0x00000000754C0000-0x00000000754F9000-memory.dmp

Filesize
228KB

Download
memory/3876-152-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3876-176-0x00000000754C0000-0x00000000754F9000-memory.dmp

Filesize
228KB

Download
memory/4368-143-0x0000000007A00000-0x000000000807A000-memory.dmp

Filesize
6.5MB

Download
memory/4368-142-0x0000000006390000-0x00000000063AE000-memory.dmp

Filesize
120KB

Download
memory/4368-139-0x0000000005530000-0x0000000005B58000-memory.dmp

Filesize
6.2MB

Download
memory/4368-144-0x0000000006870000-0x000000000688A000-memory.dmp

Filesize
104KB

Download
memory/4368-141-0x0000000005D30000-0x0000000005D96000-memory.dmp

Filesize
408KB

Download
memory/4368-140-0x0000000005BD0000-0x0000000005C36000-memory.dmp

Filesize
408KB

Download
memory/4368-138-0x0000000002DC0000-0x0000000002DF6000-memory.dmp

Filesize
216KB

Download
memory/4368-137-0x0000000000000000-mapping.dmp

Download
memory/5072-132-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/5072-135-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/5072-133-0x0000000005110000-0x00000000056B4000-memory.dmp

Filesize
5.6MB

Download
memory/5072-136-0x0000000006C30000-0x0000000006C52000-memory.dmp

Filesize
136KB

Download
memory/5072-134-0x0000000004B60000-0x0000000004BF2000-memory.dmp

Filesize
584KB

Download
memory/5096-158-0x0000000000000000-mapping.dmp

Download
memory/5096-169-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/5096-170-0x0000000010000000-0x0000000010227000-memory.dmp

Filesize
2.2MB

Download
memory/5096-168-0x0000000010000000-0x0000000010227000-memory.dmp

Filesize
2.2MB

Download
memory/5096-167-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/5096-163-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/5096-161-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/5096-160-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/5096-159-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download