xloader | 8e405b6451c62462b5df1a0490175f4b9712ee1b1ab25a52f7e3a1f736400439

General

Target

Purchase Order.exe
Size

516KB
MD5

1a84232e14194f3ac154f8711d6f683e
SHA1

c735848eb56e7fbfe229918de1e042c238edb1a8
SHA256

8e405b6451c62462b5df1a0490175f4b9712ee1b1ab25a52f7e3a1f736400439
SHA512

1f697fcd5c22ecb1aec21e569f8624666cded36cf357b65213ff93c3245c396652e48252d114b17d8442452a395fd695be78b9f8a23e67ff9b98ebc16f85db95

Score

10^/10

xloader ea0r loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ea0r

C2

http://www.asiapubz-hk.com/ea0r/

Decoy

lionheartcreativestudios.com

konzertmanagement.com

blackpanther.online

broychim-int.com

takut18.com

txstarsolar.com

herdsherpa.com

igorshestakov.com

shinesbox.com

reflectpkljlt.xyz

oiltoolshub.com

viralmoneychallenge.com

changingalphastrategies.com

mecitiris.com

rdadmin.online

miniambiente.com

kominarcine.com

pino-almond.com

heihit.xyz

junqi888.com

Signatures

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

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2148-132-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2148-133-0x000000000041D410-mapping.dmp	xloader
behavioral2/memory/2148-141-0x0000000000F90000-0x00000000010DA000-memory.dmp	xloader
behavioral2/memory/396-162-0x0000000002740000-0x0000000002769000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

Purchase Order.exePurchase Order.exewscript.exe

description	pid	process	target process
PID 2700 set thread context of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2148 set thread context of 3020	2148	Purchase Order.exe	Explorer.EXE
PID 396 set thread context of 3020	396	wscript.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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
T1053

Processes:

schtasks.exe

pid process

3308 schtasks.exe

pid	process
3308	schtasks.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

Processes:

Purchase Order.exePurchase Order.exepowershell.exewscript.exe

pid	process
2700	Purchase Order.exe
2700	Purchase Order.exe
2148	Purchase Order.exe
2148	Purchase Order.exe
808	powershell.exe
2148	Purchase Order.exe
2148	Purchase Order.exe
808	powershell.exe
808	powershell.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe
396	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Purchase Order.exewscript.exe

pid process

2148 Purchase Order.exe
2148 Purchase Order.exe
2148 Purchase Order.exe
396 wscript.exe
396 wscript.exe

pid	process
3020	Explorer.EXE

pid	process
2148	Purchase Order.exe
2148	Purchase Order.exe
2148	Purchase Order.exe
396	wscript.exe
396	wscript.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

Purchase Order.exepowershell.exePurchase Order.exewscript.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2700	Purchase Order.exe
Token: SeDebugPrivilege	808	powershell.exe
Token: SeDebugPrivilege	2148	Purchase Order.exe
Token: SeDebugPrivilege	396	wscript.exe
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Purchase Order.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 2700 wrote to memory of 808	2700	Purchase Order.exe	powershell.exe
PID 2700 wrote to memory of 808	2700	Purchase Order.exe	powershell.exe
PID 2700 wrote to memory of 808	2700	Purchase Order.exe	powershell.exe
PID 2700 wrote to memory of 3308	2700	Purchase Order.exe	schtasks.exe
PID 2700 wrote to memory of 3308	2700	Purchase Order.exe	schtasks.exe
PID 2700 wrote to memory of 3308	2700	Purchase Order.exe	schtasks.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 2700 wrote to memory of 2148	2700	Purchase Order.exe	Purchase Order.exe
PID 3020 wrote to memory of 396	3020	Explorer.EXE	wscript.exe
PID 3020 wrote to memory of 396	3020	Explorer.EXE	wscript.exe
PID 3020 wrote to memory of 396	3020	Explorer.EXE	wscript.exe
PID 396 wrote to memory of 3396	396	wscript.exe	cmd.exe
PID 396 wrote to memory of 3396	396	wscript.exe	cmd.exe
PID 396 wrote to memory of 3396	396	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3020

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UcvvwVHjSby.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:808

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UcvvwVHjSby" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6A01.tmp"
3⤵
- Creates scheduled task(s)
PID:3308

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2148

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:396

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
3⤵
PID:3396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6A01.tmp
MD5
3aedc2f077a7d279d197e74a888e9da8

SHA1
4cbe0aa876c591ac832347ebcb390ab66c78361e

SHA256
05b499696238bdb27dc52b392296acba0fee0ebce2c8dfd764cb079c470e29e9

SHA512
cb8040427ea30a406f47574688412c706e0c82c32fbffab073ce4b4c774c77a22c814bded168a6ed0611d87d203d8cc3d61f4b5f9e7a11de88725aba3a772d8c

Download Submit
memory/396-387-0x00000000044A0000-0x0000000004530000-memory.dmp

Filesize
576KB

Download
memory/396-182-0x0000000004640000-0x0000000004960000-memory.dmp

Filesize
3.1MB

Download
memory/396-162-0x0000000002740000-0x0000000002769000-memory.dmp

Filesize
164KB

Download
memory/396-161-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/396-150-0x0000000000000000-mapping.dmp

Download
memory/808-126-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/808-163-0x0000000008FA0000-0x0000000008FA1000-memory.dmp

Filesize
4KB

Download
memory/808-124-0x0000000000000000-mapping.dmp

Download
memory/808-184-0x0000000000FA3000-0x0000000000FA4000-memory.dmp

Filesize
4KB

Download
memory/808-171-0x00000000094F0000-0x00000000094F1000-memory.dmp

Filesize
4KB

Download
memory/808-127-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/808-169-0x0000000009390000-0x0000000009391000-memory.dmp

Filesize
4KB

Download
memory/808-129-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

Filesize
4KB

Download
memory/808-130-0x0000000004740000-0x0000000004741000-memory.dmp

Filesize
4KB

Download
memory/808-131-0x00000000072B0000-0x00000000072B1000-memory.dmp

Filesize
4KB

Download
memory/808-164-0x000000007E2F0000-0x000000007E2F1000-memory.dmp

Filesize
4KB

Download
memory/808-144-0x0000000008340000-0x0000000008341000-memory.dmp

Filesize
4KB

Download
memory/808-134-0x0000000007160000-0x0000000007161000-memory.dmp

Filesize
4KB

Download
memory/808-136-0x0000000007950000-0x0000000007951000-memory.dmp

Filesize
4KB

Download
memory/808-137-0x0000000007200000-0x0000000007201000-memory.dmp

Filesize
4KB

Download
memory/808-138-0x0000000007AF0000-0x0000000007AF1000-memory.dmp

Filesize
4KB

Download
memory/808-139-0x0000000000FA2000-0x0000000000FA3000-memory.dmp

Filesize
4KB

Download
memory/808-154-0x0000000008FC0000-0x0000000008FF3000-memory.dmp

Filesize
204KB

Download
memory/808-146-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/808-145-0x00000000081F0000-0x00000000081F1000-memory.dmp

Filesize
4KB

Download
memory/808-143-0x0000000007920000-0x0000000007921000-memory.dmp

Filesize
4KB

Download
memory/2148-132-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-141-0x0000000000F90000-0x00000000010DA000-memory.dmp

Filesize
1.3MB

Download
memory/2148-140-0x00000000014D0000-0x00000000017F0000-memory.dmp

Filesize
3.1MB

Download
memory/2148-133-0x000000000041D410-mapping.dmp

Download
memory/2700-123-0x0000000008FB0000-0x000000000901B000-memory.dmp

Filesize
428KB

Download
memory/2700-120-0x0000000005520000-0x0000000005521000-memory.dmp

Filesize
4KB

Download
memory/2700-121-0x0000000008AE0000-0x0000000008AE4000-memory.dmp

Filesize
16KB

Download
memory/2700-119-0x0000000005660000-0x0000000005B5E000-memory.dmp

Filesize
5.0MB

Download
memory/2700-122-0x0000000008E10000-0x0000000008E11000-memory.dmp

Filesize
4KB

Download
memory/2700-115-0x0000000000B30000-0x0000000000B31000-memory.dmp

Filesize
4KB

Download
memory/2700-118-0x0000000005550000-0x0000000005551000-memory.dmp

Filesize
4KB

Download
memory/2700-117-0x0000000005B60000-0x0000000005B61000-memory.dmp

Filesize
4KB

Download
memory/3020-142-0x00000000061D0000-0x0000000006375000-memory.dmp

Filesize
1.6MB

Download
memory/3020-388-0x0000000005E40000-0x0000000005F92000-memory.dmp

Filesize
1.3MB

Download
memory/3308-125-0x0000000000000000-mapping.dmp

Download
memory/3396-170-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads