xloader | 0a779376d06a79b1b6c3ab2e2b241adf8b39db02e8180829a8f7071847f42b56

General

Target

tmp.exe
Size

925KB
MD5

4470f83cba058890c43ded4a3940c3dc
SHA1

f9c2953280646715ec9ad0d034a6eae43d1fc8c4
SHA256

0a779376d06a79b1b6c3ab2e2b241adf8b39db02e8180829a8f7071847f42b56
SHA512

8e3804af84b5f8d04630283dbc8764ea8d7395af635615013bf9bc25d3290c248a24e1b6f8486960aba5569c4cce105fb9f0ff82661d5f587ae56cab18b88981

Score

10^/10

xloader arh2 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

arh2

Decoy

anniversaryalert.com

kinship.space

buabdullagroup.com

ghostprotectionagency.com

scion-go-getter.com

skindeepapp.com

kysp3.xyz

bonitaspringshomesearch.com

bestdeals2022.online

themarketingstinger.com

chengkayouxuan.com

fendoremi.com

j-stra.com

klingelecn.net

deluxecarepro.com

huanbaodg.com

mes-dents-blanches.com

solutionsemissionsimplifiee.com

abedbashir.tech

good-collection.store

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 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/772-133-0x0000000000400000-0x000000000042A000-memory.dmp	xloader
behavioral2/memory/3188-140-0x0000000001200000-0x0000000001229000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.execertreq.execmmon32.exe

description	pid	process	target process
PID 5012 set thread context of 772	5012	tmp.exe	certreq.exe
PID 772 set thread context of 2528	772	certreq.exe	Explorer.EXE
PID 3188 set thread context of 2528	3188	cmmon32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

tmp.execertreq.execmmon32.exe

pid	process
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
5012	tmp.exe
772	certreq.exe
772	certreq.exe
772	certreq.exe
772	certreq.exe
5012	tmp.exe
5012	tmp.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe
3188	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2528 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

certreq.execmmon32.exe

pid process

772 certreq.exe
772 certreq.exe
772 certreq.exe
3188 cmmon32.exe
3188 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

tmp.execertreq.execmmon32.exe

description pid process

Token: SeDebugPrivilege 5012 tmp.exe
Token: SeDebugPrivilege 772 certreq.exe
Token: SeDebugPrivilege 3188 cmmon32.exe

pid	process
2528	Explorer.EXE

pid	process
772	certreq.exe
772	certreq.exe
772	certreq.exe
3188	cmmon32.exe
3188	cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	5012	tmp.exe
Token: SeDebugPrivilege	772	certreq.exe
Token: SeDebugPrivilege	3188	cmmon32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

tmp.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 5012 wrote to memory of 772	5012	tmp.exe	certreq.exe
PID 2528 wrote to memory of 3188	2528	Explorer.EXE	cmmon32.exe
PID 2528 wrote to memory of 3188	2528	Explorer.EXE	cmmon32.exe
PID 2528 wrote to memory of 3188	2528	Explorer.EXE	cmmon32.exe
PID 3188 wrote to memory of 4824	3188	cmmon32.exe	cmd.exe
PID 3188 wrote to memory of 4824	3188	cmmon32.exe	cmd.exe
PID 3188 wrote to memory of 4824	3188	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2528

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5012

C:\Windows\SysWOW64\certreq.exe
"C:\Windows\SysWOW64\certreq.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:772

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3188

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\certreq.exe"
3⤵
PID:4824

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/772-134-0x0000000001310000-0x000000000165A000-memory.dmp

Filesize
3.3MB

Download
memory/772-136-0x0000000001730000-0x0000000001741000-memory.dmp

Filesize
68KB

Download
memory/772-132-0x0000000000000000-mapping.dmp

Download
memory/772-133-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2528-137-0x0000000002590000-0x0000000002659000-memory.dmp

Filesize
804KB

Download
memory/2528-144-0x0000000007660000-0x00000000077DB000-memory.dmp

Filesize
1.5MB

Download
memory/3188-138-0x0000000000000000-mapping.dmp

Download
memory/3188-139-0x0000000000E60000-0x0000000000E6C000-memory.dmp

Filesize
48KB

Download
memory/3188-140-0x0000000001200000-0x0000000001229000-memory.dmp

Filesize
164KB

Download
memory/3188-142-0x00000000031D0000-0x000000000351A000-memory.dmp

Filesize
3.3MB

Download
memory/3188-143-0x0000000002F00000-0x0000000002F90000-memory.dmp

Filesize
576KB

Download
memory/4824-141-0x0000000000000000-mapping.dmp

Download
memory/5012-131-0x0000000005850000-0x00000000058EC000-memory.dmp

Filesize
624KB

Download
memory/5012-130-0x0000000000DD0000-0x0000000000EBE000-memory.dmp

Filesize
952KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads