xloader | e876c1db90717ff0819f4fc578adace61decdad64963836ebc9ae983dc87a5d6

General

Target

583475.exe
Size

1.0MB
MD5

721356bfa1f8c23d40f6b2ff77b55db0
SHA1

c4d25b17c64716f2e7558bd302cd901bd63757d8
SHA256

e876c1db90717ff0819f4fc578adace61decdad64963836ebc9ae983dc87a5d6
SHA512

a424419a3083ddf2e29eea8a058a3002bc0d1cd3cbb20b6db698c90f715aa1ea1d55bc3933aaa5b7bf17d04ecd80227b1acdb7cff02c4d1177f6909766dfb8c1

Score

10^/10

xloader uat8 agilenet loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

uat8

C2

http://www.eeeptou.xyz/uat8/

Decoy

suddennnnnnnnnnnn47.xyz

fggj99.com

ojosnegroshacienda.com

tinyhollywood.com

marketersmeetup.com

anushreehomemadeproducts.online

appsdeals14.com

ocean-breath-retreat.com

subin-party.com

offroad.wiki

coryfairbanks.com

algurgpaint.net

k1snks.com

florakitchens.com

tollywoodbold.com

kzkidz.com

bequestporfze.xyz

tiplovellc.com

city-ad.com

strombolidefilm.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/1812-64-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1812-65-0x000000000041D3D0-mapping.dmp	xloader
behavioral1/memory/1336-75-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

1812 AddInProcess32.exe
Loads dropped DLL 1 IoCs

Processes:

583475.exe

pid process

1364 583475.exe

pid	process
1812	AddInProcess32.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1364-57-0x0000000000580000-0x00000000005A1000-memory.dmp	agile_net

Suspicious use of SetThreadContext 3 IoCs

Processes:

583475.exeAddInProcess32.exesystray.exe

description	pid	process	target process
PID 1364 set thread context of 1812	1364	583475.exe	AddInProcess32.exe
PID 1812 set thread context of 1204	1812	AddInProcess32.exe	Explorer.EXE
PID 1336 set thread context of 1204	1336	systray.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

583475.exeAddInProcess32.exesystray.exe

pid	process
1364	583475.exe
1364	583475.exe
1812	AddInProcess32.exe
1812	AddInProcess32.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe
1336	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

AddInProcess32.exesystray.exe

pid process

1812 AddInProcess32.exe
1812 AddInProcess32.exe
1812 AddInProcess32.exe
1336 systray.exe
1336 systray.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

583475.exeAddInProcess32.exesystray.exe

description pid process

Token: SeDebugPrivilege 1364 583475.exe
Token: SeDebugPrivilege 1812 AddInProcess32.exe
Token: SeDebugPrivilege 1336 systray.exe

pid	process
1812	AddInProcess32.exe
1812	AddInProcess32.exe
1812	AddInProcess32.exe
1336	systray.exe
1336	systray.exe

description	pid	process
Token: SeDebugPrivilege	1364	583475.exe
Token: SeDebugPrivilege	1812	AddInProcess32.exe
Token: SeDebugPrivilege	1336	systray.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

583475.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1364 wrote to memory of 1812	1364	583475.exe	AddInProcess32.exe
PID 1204 wrote to memory of 1336	1204	Explorer.EXE	systray.exe
PID 1204 wrote to memory of 1336	1204	Explorer.EXE	systray.exe
PID 1204 wrote to memory of 1336	1204	Explorer.EXE	systray.exe
PID 1204 wrote to memory of 1336	1204	Explorer.EXE	systray.exe
PID 1336 wrote to memory of 1448	1336	systray.exe	cmd.exe
PID 1336 wrote to memory of 1448	1336	systray.exe	cmd.exe
PID 1336 wrote to memory of 1448	1336	systray.exe	cmd.exe
PID 1336 wrote to memory of 1448	1336	systray.exe	cmd.exe

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

C:\Users\Admin\AppData\Local\Temp\583475.exe
"C:\Users\Admin\AppData\Local\Temp\583475.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1364

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1812

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
3⤵
PID:1448

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/1204-78-0x0000000004BF0000-0x0000000004C9E000-memory.dmp

Filesize
696KB

Download
memory/1204-70-0x0000000004AC0000-0x0000000004BE3000-memory.dmp

Filesize
1.1MB

Download
memory/1336-77-0x0000000001C60000-0x0000000001CF0000-memory.dmp

Filesize
576KB

Download
memory/1336-76-0x0000000001F30000-0x0000000002233000-memory.dmp

Filesize
3.0MB

Download
memory/1336-74-0x00000000001D0000-0x00000000001D5000-memory.dmp

Filesize
20KB

Download
memory/1336-75-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/1336-71-0x0000000000000000-mapping.dmp

Download
memory/1364-60-0x0000000002150000-0x0000000002151000-memory.dmp

Filesize
4KB

Download
memory/1364-54-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1364-59-0x0000000002030000-0x000000000203B000-memory.dmp

Filesize
44KB

Download
memory/1364-58-0x0000000004D21000-0x0000000004D22000-memory.dmp

Filesize
4KB

Download
memory/1364-57-0x0000000000580000-0x00000000005A1000-memory.dmp

Filesize
132KB

Download
memory/1364-56-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/1448-73-0x0000000000000000-mapping.dmp

Download
memory/1812-65-0x000000000041D3D0-mapping.dmp

Download
memory/1812-69-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/1812-68-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download
memory/1812-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1812-63-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1812-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads