xloader | bac672bcf2fa44fe0e91368a6496b021aa410213e67fb6110eea30e7318a793a

General

Target

SOA.exe
Size

1.3MB
MD5

01b0dffa7c000f4d55544eb38f8ab238
SHA1

cfa6ae5441f0c41d5d92e0fab0eb90b44e0d621e
SHA256

f1540e89eeb7046cd265d37ef63a6d282a1ff8a89875193ae775582e74205594
SHA512

d55c5d8e942d5dfe74a4ece63b707fa2a6f5d8551ed268d08eab9258ab9d91371d13a2dd447eb860b71bcbb125d5a1948b61bf40a2b7321dde7d6d2ce83cb526

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/1600-64-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1600-65-0x000000000041D3A0-mapping.dmp	xloader
behavioral1/memory/280-72-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

304 cmd.exe

pid	process
304	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

SOA.exeSOA.exechkdsk.exe

description	pid	process	target process
PID 968 set thread context of 1600	968	SOA.exe	SOA.exe
PID 1600 set thread context of 1204	1600	SOA.exe	Explorer.EXE
PID 280 set thread context of 1204	280	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

SOA.exechkdsk.exe

pid	process
1600	SOA.exe
1600	SOA.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe
280	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

SOA.exechkdsk.exe

pid process

1600 SOA.exe
1600 SOA.exe
1600 SOA.exe
280 chkdsk.exe
280 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SOA.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1600 SOA.exe
Token: SeDebugPrivilege 280 chkdsk.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

SOA.exe

pid process

968 SOA.exe
968 SOA.exe

description	pid	process
Token: SeDebugPrivilege	1600	SOA.exe
Token: SeDebugPrivilege	280	chkdsk.exe

pid	process
968	SOA.exe
968	SOA.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

SOA.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 968 wrote to memory of 1600	968	SOA.exe	SOA.exe
PID 1204 wrote to memory of 280	1204	Explorer.EXE	chkdsk.exe
PID 1204 wrote to memory of 280	1204	Explorer.EXE	chkdsk.exe
PID 1204 wrote to memory of 280	1204	Explorer.EXE	chkdsk.exe
PID 1204 wrote to memory of 280	1204	Explorer.EXE	chkdsk.exe
PID 280 wrote to memory of 304	280	chkdsk.exe	cmd.exe
PID 280 wrote to memory of 304	280	chkdsk.exe	cmd.exe
PID 280 wrote to memory of 304	280	chkdsk.exe	cmd.exe
PID 280 wrote to memory of 304	280	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\SOA.exe
"C:\Users\Admin\AppData\Local\Temp\SOA.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:968

C:\Users\Admin\AppData\Local\Temp\SOA.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1600

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:280

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
3⤵
- Deletes itself
PID:304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/280-69-0x0000000000000000-mapping.dmp

Download
memory/280-75-0x0000000001F10000-0x0000000001FA0000-memory.dmp

Filesize
576KB

Download
memory/280-74-0x00000000759B1000-0x00000000759B3000-memory.dmp

Filesize
8KB

Download
memory/280-73-0x0000000001FC0000-0x00000000022C3000-memory.dmp

Filesize
3.0MB

Download
memory/280-72-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/280-71-0x00000000001D0000-0x00000000001D7000-memory.dmp

Filesize
28KB

Download
memory/304-70-0x0000000000000000-mapping.dmp

Download
memory/968-60-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/968-59-0x0000000004E17000-0x0000000004E28000-memory.dmp

Filesize
68KB

Download
memory/968-56-0x0000000004E10000-0x0000000004E11000-memory.dmp

Filesize
4KB

Download
memory/968-58-0x0000000004E12000-0x0000000004E13000-memory.dmp

Filesize
4KB

Download
memory/968-57-0x0000000004E11000-0x0000000004E12000-memory.dmp

Filesize
4KB

Download
memory/968-63-0x00000000006F0000-0x000000000071B000-memory.dmp

Filesize
172KB

Download
memory/968-54-0x00000000010B0000-0x00000000010B1000-memory.dmp

Filesize
4KB

Download
memory/968-62-0x0000000008030000-0x00000000080AB000-memory.dmp

Filesize
492KB

Download
memory/968-61-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1204-68-0x0000000004040000-0x00000000040F7000-memory.dmp

Filesize
732KB

Download
memory/1204-76-0x0000000004B70000-0x0000000004C86000-memory.dmp

Filesize
1.1MB

Download
memory/1600-66-0x00000000008A0000-0x0000000000BA3000-memory.dmp

Filesize
3.0MB

Download
memory/1600-67-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/1600-65-0x000000000041D3A0-mapping.dmp

Download
memory/1600-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads