xloader | c6f11920b2ae7f0255d65e4b04f9944247438ee4d346dc4745f50602df41007b

General

Target

sa.exe
Size

841KB
MD5

0aecf41f923bf5cd728a670757af61ed
SHA1

57aba2a76789f270cc3a78903c1cd54ec15d2080
SHA256

c6f11920b2ae7f0255d65e4b04f9944247438ee4d346dc4745f50602df41007b
SHA512

ec827ca487e09e6e74451b0002c9769f882c1a162d0a0f2cfcecf7e6c3b9f2880ff7d25b8114351114a3f8bd6a83383cca183fbe44ea2db353eba10ceba2caf3

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.cats16.com/8u3b/

Decoy

pipienta.com

wisdomfest.net

jenniferreich.com

bigcanoehomesforless.com

kayandbernard.com

offerbuildingsecrets.com

benleefoto.com

contactlesssoftware.tech

statenislandplumbing.info

lifestylemedicineservices.com

blazerplanning.com

fnatic-skins.club

effectivemarketinginc.com

babyshopit.com

2000deal.com

k12paymentcemter.com

spwakd.com

lesreponses.com

abundando.com

hawkspremierfhc.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/744-66-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/744-67-0x000000000041D0A0-mapping.dmp	xloader
behavioral1/memory/1496-75-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

568 cmd.exe

pid	process
568	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

sa.exesa.execmmon32.exe

description	pid	process	target process
PID 1640 set thread context of 744	1640	sa.exe	sa.exe
PID 744 set thread context of 1220	744	sa.exe	Explorer.EXE
PID 1496 set thread context of 1220	1496	cmmon32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

sa.execmmon32.exe

pid process

744 sa.exe
744 sa.exe
1496 cmmon32.exe
1496 cmmon32.exe
1496 cmmon32.exe
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

sa.execmmon32.exe

pid process

744 sa.exe
744 sa.exe
744 sa.exe
1496 cmmon32.exe
1496 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

sa.execmmon32.exe

description pid process

Token: SeDebugPrivilege 744 sa.exe
Token: SeDebugPrivilege 1496 cmmon32.exe

pid	process
744	sa.exe
744	sa.exe
1496	cmmon32.exe
1496	cmmon32.exe
1496	cmmon32.exe

pid	process
744	sa.exe
744	sa.exe
744	sa.exe
1496	cmmon32.exe
1496	cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	744	sa.exe
Token: SeDebugPrivilege	1496	cmmon32.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

sa.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1640 wrote to memory of 744	1640	sa.exe	sa.exe
PID 1220 wrote to memory of 1496	1220	Explorer.EXE	cmmon32.exe
PID 1220 wrote to memory of 1496	1220	Explorer.EXE	cmmon32.exe
PID 1220 wrote to memory of 1496	1220	Explorer.EXE	cmmon32.exe
PID 1220 wrote to memory of 1496	1220	Explorer.EXE	cmmon32.exe
PID 1496 wrote to memory of 568	1496	cmmon32.exe	cmd.exe
PID 1496 wrote to memory of 568	1496	cmmon32.exe	cmd.exe
PID 1496 wrote to memory of 568	1496	cmmon32.exe	cmd.exe
PID 1496 wrote to memory of 568	1496	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1220

C:\Users\Admin\AppData\Local\Temp\sa.exe
"C:\Users\Admin\AppData\Local\Temp\sa.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1640

C:\Users\Admin\AppData\Local\Temp\sa.exe
"C:\Users\Admin\AppData\Local\Temp\sa.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:744

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:1496

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\sa.exe"
3⤵
- Deletes itself
PID:568

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/568-73-0x0000000000000000-mapping.dmp

Download
memory/744-69-0x00000000008A0000-0x0000000000BA3000-memory.dmp

Filesize
3.0MB

Download
memory/744-70-0x0000000000350000-0x0000000000361000-memory.dmp

Filesize
68KB

Download
memory/744-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/744-67-0x000000000041D0A0-mapping.dmp

Download
memory/1220-78-0x00000000040A0000-0x000000000414C000-memory.dmp

Filesize
688KB

Download
memory/1220-71-0x0000000004B10000-0x0000000004C41000-memory.dmp

Filesize
1.2MB

Download
memory/1496-74-0x00000000006C0000-0x00000000006CD000-memory.dmp

Filesize
52KB

Download
memory/1496-72-0x0000000000000000-mapping.dmp

Download
memory/1496-75-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1496-76-0x0000000001F80000-0x0000000002283000-memory.dmp

Filesize
3.0MB

Download
memory/1496-77-0x0000000001E80000-0x0000000001F10000-memory.dmp

Filesize
576KB

Download
memory/1640-65-0x0000000007540000-0x00000000075A6000-memory.dmp

Filesize
408KB

Download
memory/1640-64-0x0000000004F30000-0x0000000004FDC000-memory.dmp

Filesize
688KB

Download
memory/1640-63-0x0000000000890000-0x000000000089E000-memory.dmp

Filesize
56KB

Download
memory/1640-60-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/1640-62-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads