xloader | 23e650ad3f02ea9f4a402bf5e719d745b7c307c34fd8915045c79d51aab48741

General

Target

DHL Shipping doc & Shipment tracking details.docx
Size

10KB
MD5

30909a9932c77fb923a96b1b090b4806
SHA1

2bbe988290a47de63763796db6a39de0e268a5cf
SHA256

23e650ad3f02ea9f4a402bf5e719d745b7c307c34fd8915045c79d51aab48741
SHA512

3a42c4e4384bed6fe50d3ac3cc02d65108b315ae899abea355792d2f1063be415d80aa1786bac9053a5b7a5f622491fcc5e53cb8c222c252a430b9af0c034836

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.scott-re.online/nnmd/

Decoy

bongwater.life

regalparkllc.com

gyanankuram.com

quehaydecenarhoy.com

israeldigitalblog.net

gatewaygaurdians.com

krphp.com

domentemenegi47.com

fjsibao.com

yetbor.com

goldenvalueable.com

finalexam-thegame.com

buyeverythingforbaby.com

phillydroneservices.com

xn--kck4cd0r.net

suns-brothers.com

xn--80aaxkmix.xn--p1acf

pjsgsc.com

7985699.com

blackmantech.fitness

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/672-71-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/672-72-0x000000000041CF90-mapping.dmp	xloader
behavioral1/memory/1256-74-0x0000000000220000-0x000000000024A000-memory.dmp	xloader
behavioral1/memory/1356-83-0x0000000000080000-0x00000000000A8000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

8 700 EQNEDT32.EXE
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1256 vbc.exe
672 vbc.exe

flow	pid	process
8	700	EQNEDT32.EXE

pid	process
1256	vbc.exe
672	vbc.exe

Abuses OpenXML format to download file from external location 2 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Office\Common\Offline\Files\http://23.95.122.24/..-.-.-.-.-.-.-.-.-.-.-._---------_-------_-------....-.-/......................................................................	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid process

700 EQNEDT32.EXE
700 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
700	EQNEDT32.EXE
700	EQNEDT32.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.execolorcpl.exe

description	pid	process	target process
PID 1256 set thread context of 672	1256	vbc.exe	vbc.exe
PID 672 set thread context of 1244	672	vbc.exe	Explorer.EXE
PID 1356 set thread context of 1244	1356	colorcpl.exe	Explorer.EXE

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

700 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
700	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1336 WINWORD.EXE

pid	process
1336	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

vbc.execolorcpl.exe

pid	process
672	vbc.exe
672	vbc.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe
1356	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.execolorcpl.exe

pid process

672 vbc.exe
672 vbc.exe
672 vbc.exe
1356 colorcpl.exe
1356 colorcpl.exe

pid	process
1244	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

vbc.exeExplorer.EXEcolorcpl.exeWINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	672	vbc.exe
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeDebugPrivilege	1356	colorcpl.exe
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1244	Explorer.EXE
Token: SeShutdownPrivilege	1336	WINWORD.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1336 WINWORD.EXE
1336 WINWORD.EXE

pid	process
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE

pid	process
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE

pid	process
1336	WINWORD.EXE
1336	WINWORD.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEvbc.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 700 wrote to memory of 1256	700	EQNEDT32.EXE	vbc.exe
PID 700 wrote to memory of 1256	700	EQNEDT32.EXE	vbc.exe
PID 700 wrote to memory of 1256	700	EQNEDT32.EXE	vbc.exe
PID 700 wrote to memory of 1256	700	EQNEDT32.EXE	vbc.exe
PID 1336 wrote to memory of 1880	1336	WINWORD.EXE	splwow64.exe
PID 1336 wrote to memory of 1880	1336	WINWORD.EXE	splwow64.exe
PID 1336 wrote to memory of 1880	1336	WINWORD.EXE	splwow64.exe
PID 1336 wrote to memory of 1880	1336	WINWORD.EXE	splwow64.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1256 wrote to memory of 672	1256	vbc.exe	vbc.exe
PID 1244 wrote to memory of 1356	1244	Explorer.EXE	colorcpl.exe
PID 1244 wrote to memory of 1356	1244	Explorer.EXE	colorcpl.exe
PID 1244 wrote to memory of 1356	1244	Explorer.EXE	colorcpl.exe
PID 1244 wrote to memory of 1356	1244	Explorer.EXE	colorcpl.exe
PID 1356 wrote to memory of 944	1356	colorcpl.exe	cmd.exe
PID 1356 wrote to memory of 944	1356	colorcpl.exe	cmd.exe
PID 1356 wrote to memory of 944	1356	colorcpl.exe	cmd.exe
PID 1356 wrote to memory of 944	1356	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1244

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\DHL Shipping doc & Shipment tracking details.docx"
2⤵
- Abuses OpenXML format to download file from external location
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:1880

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1356

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:944

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:700

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1256

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:672

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\vbc.exe
MD5
29e8627d7b80c21fc98c82314f3df5e2

SHA1
22817310a3108ced7ec26488e1e2d3d2f8c32018

SHA256
98bf20a283219c4cc786234b7d389766fddbe3b095d13c9109f5406128e83103

SHA512
67da772472fea7587503c674cc7695d24d6a9b777fd3fb41090058730f65bdf55c7f5cf619ef8a6c2ebb0f03a5ff4ddd81a5846a40d307c711d9b71f72f20525

Download Submit
C:\Users\Public\vbc.exe
MD5
29e8627d7b80c21fc98c82314f3df5e2

SHA1
22817310a3108ced7ec26488e1e2d3d2f8c32018

SHA256
98bf20a283219c4cc786234b7d389766fddbe3b095d13c9109f5406128e83103

SHA512
67da772472fea7587503c674cc7695d24d6a9b777fd3fb41090058730f65bdf55c7f5cf619ef8a6c2ebb0f03a5ff4ddd81a5846a40d307c711d9b71f72f20525

Download Submit
C:\Users\Public\vbc.exe
MD5
29e8627d7b80c21fc98c82314f3df5e2

SHA1
22817310a3108ced7ec26488e1e2d3d2f8c32018

SHA256
98bf20a283219c4cc786234b7d389766fddbe3b095d13c9109f5406128e83103

SHA512
67da772472fea7587503c674cc7695d24d6a9b777fd3fb41090058730f65bdf55c7f5cf619ef8a6c2ebb0f03a5ff4ddd81a5846a40d307c711d9b71f72f20525

Download Submit
\Users\Public\vbc.exe
MD5
29e8627d7b80c21fc98c82314f3df5e2

SHA1
22817310a3108ced7ec26488e1e2d3d2f8c32018

SHA256
98bf20a283219c4cc786234b7d389766fddbe3b095d13c9109f5406128e83103

SHA512
67da772472fea7587503c674cc7695d24d6a9b777fd3fb41090058730f65bdf55c7f5cf619ef8a6c2ebb0f03a5ff4ddd81a5846a40d307c711d9b71f72f20525

Download Submit
\Users\Public\vbc.exe
MD5
29e8627d7b80c21fc98c82314f3df5e2

SHA1
22817310a3108ced7ec26488e1e2d3d2f8c32018

SHA256
98bf20a283219c4cc786234b7d389766fddbe3b095d13c9109f5406128e83103

SHA512
67da772472fea7587503c674cc7695d24d6a9b777fd3fb41090058730f65bdf55c7f5cf619ef8a6c2ebb0f03a5ff4ddd81a5846a40d307c711d9b71f72f20525

Download Submit
memory/672-76-0x0000000000860000-0x0000000000B63000-memory.dmp

Filesize
3.0MB

Download
memory/672-77-0x0000000000290000-0x00000000002A0000-memory.dmp

Filesize
64KB

Download
memory/672-71-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/672-72-0x000000000041CF90-mapping.dmp

Download
memory/700-63-0x0000000075DE1000-0x0000000075DE3000-memory.dmp

Filesize
8KB

Download
memory/944-81-0x0000000000000000-mapping.dmp

Download
memory/1244-78-0x0000000006A80000-0x0000000006BF2000-memory.dmp

Filesize
1.4MB

Download
memory/1244-86-0x0000000006C00000-0x0000000006D0D000-memory.dmp

Filesize
1.1MB

Download
memory/1256-66-0x0000000000000000-mapping.dmp

Download
memory/1256-74-0x0000000000220000-0x000000000024A000-memory.dmp

Filesize
168KB

Download
memory/1336-60-0x00000000721D1000-0x00000000721D4000-memory.dmp

Filesize
12KB

Download
memory/1336-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1336-61-0x000000006FC51000-0x000000006FC53000-memory.dmp

Filesize
8KB

Download
memory/1336-87-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1356-79-0x0000000000000000-mapping.dmp

Download
memory/1356-83-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download
memory/1356-84-0x0000000001F60000-0x0000000002263000-memory.dmp

Filesize
3.0MB

Download
memory/1356-82-0x00000000009B0000-0x00000000009C8000-memory.dmp

Filesize
96KB

Download
memory/1356-85-0x0000000000900000-0x000000000098F000-memory.dmp

Filesize
572KB

Download
memory/1880-69-0x000007FEFB6D1000-0x000007FEFB6D3000-memory.dmp

Filesize
8KB

Download
memory/1880-68-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads