bitrat | 73971baad302c2025a9cede6800b2e811600b17ded2f7ef4782a83bfdc687b9b

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
09-09-2023 05:52

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General

Target

Stub.exe
Size

3.8MB
MD5

7fb55e012a36060896cfa1c93c2051b2
SHA1

31106aeed1d00e1331f83ff6a6e8a07a73947d5f
SHA256

73971baad302c2025a9cede6800b2e811600b17ded2f7ef4782a83bfdc687b9b
SHA512

2a3c9f8cf3c38b73c37755edd425bfd5db3dee211737c6930af389a19beeb7cb027fc48227434f21b797c2a11ac0d6742de9a93f354eeaf5c8e753aa4ccf58df
SSDEEP

98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/vmlwXVZ4FB:5+R/eZADUXR

Score

10^/10

bitrat xenarmor collection password recovery spyware stealer trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

moonli.ddnsking.com:1234

Attributes

communication_password
81dc9bdb52d04dc20036dbd8313ed055
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
\Users\Admin\AppData\Local\Temp\Unknown.dll	acprotect

Loads dropped DLL 1 IoCs

Processes:

Stub.exe

pid process

2548 Stub.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
T1552.001
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
T1552.001
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
T1552.001
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
T1552.001

pid	process
2548	Stub.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2636-9-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-11-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-15-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-17-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-18-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-19-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-20-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-64-0x0000000000400000-0x00000000008DC000-memory.dmp	upx
behavioral1/memory/2636-99-0x0000000000400000-0x00000000008DC000-memory.dmp	upx

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

Stub.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	Stub.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

Stub.exe

pid process

2444 Stub.exe
2444 Stub.exe
2444 Stub.exe
2444 Stub.exe
2444 Stub.exe
Suspicious use of SetThreadContext 2 IoCs

Processes:

Stub.exeStub.exe

description pid process target process

PID 2444 set thread context of 2636 2444 Stub.exe Stub.exe
PID 2636 set thread context of 2548 2636 Stub.exe Stub.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Stub.exe

pid process

2548 Stub.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Stub.exeStub.exe

description pid process

Token: SeDebugPrivilege 2444 Stub.exe
Token: SeShutdownPrivilege 2444 Stub.exe
Token: SeDebugPrivilege 2548 Stub.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Stub.exe

pid process

2444 Stub.exe
2444 Stub.exe

pid	process
2444	Stub.exe
2444	Stub.exe
2444	Stub.exe
2444	Stub.exe
2444	Stub.exe

description	pid	process	target process
PID 2444 set thread context of 2636	2444	Stub.exe	Stub.exe
PID 2636 set thread context of 2548	2636	Stub.exe	Stub.exe

pid	process
2548	Stub.exe

description	pid	process
Token: SeDebugPrivilege	2444	Stub.exe
Token: SeShutdownPrivilege	2444	Stub.exe
Token: SeDebugPrivilege	2548	Stub.exe

pid	process
2444	Stub.exe
2444	Stub.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Stub.exeStub.exe

description	pid	process	target process
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2444 wrote to memory of 2636	2444	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe
PID 2636 wrote to memory of 2548	2636	Stub.exe	Stub.exe

C:\Users\Admin\AppData\Local\Temp\Stub.exe
"C:\Users\Admin\AppData\Local\Temp\Stub.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444

C:\Users\Admin\AppData\Local\Temp\Stub.exe
-a "C:\Users\Admin\AppData\Local\d5b5fbb4\plg\lyQCgVl7.json"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2636

C:\Users\Admin\AppData\Local\Temp\Stub.exe
-a "C:\Users\Admin\AppData\Local\Temp\unk.xml"
3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2548

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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\unk.xml
Filesize
98B

MD5
67efe59fbf8aaf3e8de7d67dab21c2a7

SHA1
0869d3ea3b16639ed4a0803acea1c476e199b16c

SHA256
63ca5c5c3cf4be4765115926225c060d89ef54d6f6fc3ec284cb3ecb398b0cb1

SHA512
75f162ff2cc23dd7df018109264f157727fdecc869e3f493e4d0bed26b4429ab00fc9724a5ea420488ba1b4b102a07992357c0d3567c7acea6dd5333cd8cebbb

Download Submit
C:\Users\Admin\AppData\Local\d5b5fbb4\plg\lyQCgVl7.json
Filesize
98B

MD5
67efe59fbf8aaf3e8de7d67dab21c2a7

SHA1
0869d3ea3b16639ed4a0803acea1c476e199b16c

SHA256
63ca5c5c3cf4be4765115926225c060d89ef54d6f6fc3ec284cb3ecb398b0cb1

SHA512
75f162ff2cc23dd7df018109264f157727fdecc869e3f493e4d0bed26b4429ab00fc9724a5ea420488ba1b4b102a07992357c0d3567c7acea6dd5333cd8cebbb

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

MD5
86114faba7e1ec4a667d2bcb2e23f024

SHA1
670df6e1ba1dc6bece046e8b2e573dd36748245e

SHA256
568da887725ccfdc4c5aae3ff66792fe60eca4e0818338f6a8434be66a6fe46d

SHA512
d26ee0da6ccd4022982cf848c46e40f6781b667e39d0c5daf5ea8d74c44e55c55a5f7590a4d2a60aa1911358ca783c4276a9b4e6311c4cea20df1ebd4f7f457f

Download Submit
memory/2444-0-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2444-2-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2444-1-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2444-3-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2444-4-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/2548-48-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-56-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-75-0x0000000010000000-0x0000000010227000-memory.dmp

Filesize
2.2MB

Download
memory/2548-44-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-46-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-73-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-52-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-53-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-55-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-57-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-58-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2548-61-0x0000000010000000-0x0000000010227000-memory.dmp

Filesize
2.2MB

Download
memory/2636-17-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-15-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-19-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-64-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-18-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-20-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-11-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-9-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-99-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download
memory/2636-7-0x0000000000400000-0x00000000008DC000-memory.dmp

Filesize
4.9MB

Download