xloader | 03b8b680955c5827b5f80ace4afb923c2a5714cbe1b9ca579ab6f197b8826bc6

General

Target

Profoma Invoice.doc.exe
Size

992KB
MD5

4f25ed58038558b2e83f18896b245791
SHA1

80be9861fa9f10581fc77e0c4a1405dd5042365d
SHA256

03b8b680955c5827b5f80ace4afb923c2a5714cbe1b9ca579ab6f197b8826bc6
SHA512

8e586af0f9214b59075811bb15779ef7460e436c18c1995c70d3aafb3c6cb4d5def9671ae829df49d294588845f34e997b9b293366f289b3c7f782b55aa6dd63

Score

10^/10

xloader c2ue loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1688-60-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1688-61-0x000000000041D3A0-mapping.dmp	xloader
behavioral1/memory/796-69-0x0000000000090000-0x00000000000B9000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

msiexec.exe

flow pid process

18 796 msiexec.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1160 cmd.exe

flow	pid	process
18	796	msiexec.exe

pid	process
1160	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Profoma Invoice.doc.exeProfoma Invoice.doc.exemsiexec.exe

description	pid	process	target process
PID 1272 set thread context of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1688 set thread context of 1288	1688	Profoma Invoice.doc.exe	Explorer.EXE
PID 796 set thread context of 1288	796	msiexec.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

Profoma Invoice.doc.exemsiexec.exe

pid	process
1688	Profoma Invoice.doc.exe
1688	Profoma Invoice.doc.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe
796	msiexec.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Profoma Invoice.doc.exemsiexec.exe

pid process

1688 Profoma Invoice.doc.exe
1688 Profoma Invoice.doc.exe
1688 Profoma Invoice.doc.exe
796 msiexec.exe
796 msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Profoma Invoice.doc.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 1688 Profoma Invoice.doc.exe
Token: SeDebugPrivilege 796 msiexec.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
1288 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
1288 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1688	Profoma Invoice.doc.exe
Token: SeDebugPrivilege	796	msiexec.exe

pid	process
1288	Explorer.EXE
1288	Explorer.EXE

pid	process
1288	Explorer.EXE
1288	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Profoma Invoice.doc.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1272 wrote to memory of 1688	1272	Profoma Invoice.doc.exe	Profoma Invoice.doc.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 1288 wrote to memory of 796	1288	Explorer.EXE	msiexec.exe
PID 796 wrote to memory of 1160	796	msiexec.exe	cmd.exe
PID 796 wrote to memory of 1160	796	msiexec.exe	cmd.exe
PID 796 wrote to memory of 1160	796	msiexec.exe	cmd.exe
PID 796 wrote to memory of 1160	796	msiexec.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1288

C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe
"C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1272

C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1688

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:796

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
3⤵
- Deletes itself
PID:1160

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/796-65-0x0000000000000000-mapping.dmp

Download
memory/796-71-0x0000000001F60000-0x0000000001FF0000-memory.dmp

Filesize
576KB

Download
memory/796-69-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/796-70-0x0000000002040000-0x0000000002343000-memory.dmp

Filesize
3.0MB

Download
memory/796-68-0x00000000005B0000-0x00000000005C4000-memory.dmp

Filesize
80KB

Download
memory/796-66-0x00000000767F1000-0x00000000767F3000-memory.dmp

Filesize
8KB

Download
memory/1160-67-0x0000000000000000-mapping.dmp

Download
memory/1272-58-0x0000000007C50000-0x0000000007CCB000-memory.dmp

Filesize
492KB

Download
memory/1272-59-0x0000000000A40000-0x0000000000A6B000-memory.dmp

Filesize
172KB

Download
memory/1272-53-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/1272-57-0x0000000000790000-0x000000000079E000-memory.dmp

Filesize
56KB

Download
memory/1272-56-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1272-55-0x00000000046B0000-0x00000000046B1000-memory.dmp

Filesize
4KB

Download
memory/1288-64-0x00000000069A0000-0x0000000006B05000-memory.dmp

Filesize
1.4MB

Download
memory/1288-72-0x0000000006B10000-0x0000000006C53000-memory.dmp

Filesize
1.3MB

Download
memory/1688-62-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/1688-63-0x0000000000220000-0x0000000000231000-memory.dmp

Filesize
68KB

Download
memory/1688-61-0x000000000041D3A0-mapping.dmp

Download
memory/1688-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads