xloader | c21a5d43b11091efa59562014f69a1996464c7e62b3656b56fad6b521c0d901b

General

Target

37b5ffb512718c3edb571969fb63b0c2.exe
Size

826KB
MD5

37b5ffb512718c3edb571969fb63b0c2
SHA1

e834163f582242dde55265338c3cc6445293c1f5
SHA256

c21a5d43b11091efa59562014f69a1996464c7e62b3656b56fad6b521c0d901b
SHA512

ccefe95cef1811183bb482be6f8e7c5505fc111c944ec8baac240d0da2d46e156f98ae93432bf64d10e6224eb8b528c0660637f819f29e38d069721e08c6d74c
SSDEEP

12288:0IdhD12Srd9glaFVBDCNnLAPDCv71Rd6eSs8uw1uDkQSd3do:eSMa/lUnLgz1n1uwve

Score

10^/10

xloader n58i loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

n58i

Decoy

nl-cafe.com

votetedjaleta.com

britrobertsrealtor.com

globipark.com

citysucces.com

verisignwebsite-verified.com

riddlepc.com

rosecityclimbing.com

oleandrinextract.com

salmankonstruksi.com

needhamchannel.com

refreshx2z.com

youth66.com

pla-russia.com

halloweenmaskpro.com

exdysis.com

1gcz.com

lookgoodman.com

rlxagva.com

stlcityc.com

Signatures

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2544-14-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2544-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/472-24-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader
behavioral1/memory/472-26-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

37b5ffb512718c3edb571969fb63b0c2.exeRegSvcs.exewlanext.exe

description	pid	process	target process
PID 2448 set thread context of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2544 set thread context of 1260	2544	RegSvcs.exe	Explorer.EXE
PID 472 set thread context of 1260	472	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

37b5ffb512718c3edb571969fb63b0c2.exeRegSvcs.exewlanext.exe

pid	process
2448	37b5ffb512718c3edb571969fb63b0c2.exe
2448	37b5ffb512718c3edb571969fb63b0c2.exe
2544	RegSvcs.exe
2544	RegSvcs.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe
472	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exewlanext.exe

pid process

2544 RegSvcs.exe
2544 RegSvcs.exe
2544 RegSvcs.exe
472 wlanext.exe
472 wlanext.exe

pid	process
2544	RegSvcs.exe
2544	RegSvcs.exe
2544	RegSvcs.exe
472	wlanext.exe
472	wlanext.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

37b5ffb512718c3edb571969fb63b0c2.exeRegSvcs.exewlanext.exe

description	pid	process
Token: SeDebugPrivilege	2448	37b5ffb512718c3edb571969fb63b0c2.exe
Token: SeDebugPrivilege	2544	RegSvcs.exe
Token: SeDebugPrivilege	472	wlanext.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

37b5ffb512718c3edb571969fb63b0c2.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2536	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 2448 wrote to memory of 2544	2448	37b5ffb512718c3edb571969fb63b0c2.exe	RegSvcs.exe
PID 1260 wrote to memory of 472	1260	Explorer.EXE	wlanext.exe
PID 1260 wrote to memory of 472	1260	Explorer.EXE	wlanext.exe
PID 1260 wrote to memory of 472	1260	Explorer.EXE	wlanext.exe
PID 1260 wrote to memory of 472	1260	Explorer.EXE	wlanext.exe
PID 472 wrote to memory of 1912	472	wlanext.exe	cmd.exe
PID 472 wrote to memory of 1912	472	wlanext.exe	cmd.exe
PID 472 wrote to memory of 1912	472	wlanext.exe	cmd.exe
PID 472 wrote to memory of 1912	472	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1260

C:\Users\Admin\AppData\Local\Temp\37b5ffb512718c3edb571969fb63b0c2.exe
"C:\Users\Admin\AppData\Local\Temp\37b5ffb512718c3edb571969fb63b0c2.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2448

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:2536

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2544

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:472

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1912

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/472-29-0x0000000000870000-0x0000000000900000-memory.dmp

Filesize
576KB

Download
memory/472-26-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/472-25-0x0000000002050000-0x0000000002353000-memory.dmp

Filesize
3.0MB

Download
memory/472-24-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/472-23-0x0000000000AA0000-0x0000000000AB6000-memory.dmp

Filesize
88KB

Download
memory/472-22-0x0000000000AA0000-0x0000000000AB6000-memory.dmp

Filesize
88KB

Download
memory/1260-20-0x0000000003640000-0x0000000003740000-memory.dmp

Filesize
1024KB

Download
memory/1260-30-0x0000000007310000-0x00000000074B9000-memory.dmp

Filesize
1.7MB

Download
memory/1260-21-0x0000000007310000-0x00000000074B9000-memory.dmp

Filesize
1.7MB

Download
memory/2448-6-0x0000000007F00000-0x0000000007FA2000-memory.dmp

Filesize
648KB

Download
memory/2448-7-0x0000000000650000-0x0000000000686000-memory.dmp

Filesize
216KB

Download
memory/2448-0-0x0000000000070000-0x0000000000144000-memory.dmp

Filesize
848KB

Download
memory/2448-15-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2448-2-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/2448-3-0x0000000000580000-0x0000000000598000-memory.dmp

Filesize
96KB

Download
memory/2448-4-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2448-5-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/2448-1-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-16-0x0000000000AA0000-0x0000000000DA3000-memory.dmp

Filesize
3.0MB

Download
memory/2544-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2544-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2544-19-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/2544-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2544-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2544-14-0x0000000000400000-0x0000000000429000-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