xloader | a39d6226eed5913f2f1d77991f011a386453d095689f85eb0ca14aac1d983466

General

Target

IMG78293792.exe
Size

356KB
MD5

cb94f8bf4453d77ed35b4cccad18260c
SHA1

aeacb009addb2152c05a34537f565e66b32b25d2
SHA256

a39d6226eed5913f2f1d77991f011a386453d095689f85eb0ca14aac1d983466
SHA512

7fb17a554481d5ff6c28edd4ee43b9306a8e59ac9f992a2b6d243b2d88eb9daa997bbf5be962f331c6ec282b15e4e67107c233691a6b05d317957072754f4135
SSDEEP

6144:lZwkVnw0KesTf8DZgu2OuQ15Mgkv0StJXgBivzsXjpY/i0un1IC1ewYrbOhpRRRY:lZ7Laf8DqOrRk8+JXUMzeYRun19ewskC

Score

10^/10

xloader c6si loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c6si

Decoy

tristateinc.construction

americanscaregroundstexas.com

kanimisoshiru.com

wihling.com

fishcheekstosa.com

parentsfuid.com

greenstandmarket.com

fc8fla8kzq.com

gametwist-83.club

jobsncvs.com

directrealtysells.com

avida2015.com

conceptasite.net

arkaneattire.com

indev-mobility.info

2160centurypark412.com

valefloor.com

septembership.com

stackflix.com

jimc0sales.net

Signatures

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/668-62-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/668-65-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/652-70-0x0000000000070000-0x0000000000099000-memory.dmp	xloader
behavioral1/memory/652-72-0x0000000000070000-0x0000000000099000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1680 cmd.exe

pid	process
1680	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

IMG78293792.exeIMG78293792.execscript.exe

description	pid	process	target process
PID 1700 set thread context of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 668 set thread context of 1344	668	IMG78293792.exe	Explorer.EXE
PID 652 set thread context of 1344	652	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

IMG78293792.execscript.exe

pid	process
668	IMG78293792.exe
668	IMG78293792.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe
652	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1344 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

IMG78293792.execscript.exe

pid process

668 IMG78293792.exe
668 IMG78293792.exe
668 IMG78293792.exe
652 cscript.exe
652 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

IMG78293792.execscript.exe

description pid process

Token: SeDebugPrivilege 668 IMG78293792.exe
Token: SeDebugPrivilege 652 cscript.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1344 Explorer.EXE
1344 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1344 Explorer.EXE
1344 Explorer.EXE

pid	process
1344	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	668	IMG78293792.exe
Token: SeDebugPrivilege	652	cscript.exe

pid	process
1344	Explorer.EXE
1344	Explorer.EXE

pid	process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

IMG78293792.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1700 wrote to memory of 668	1700	IMG78293792.exe	IMG78293792.exe
PID 1344 wrote to memory of 652	1344	Explorer.EXE	cscript.exe
PID 1344 wrote to memory of 652	1344	Explorer.EXE	cscript.exe
PID 1344 wrote to memory of 652	1344	Explorer.EXE	cscript.exe
PID 1344 wrote to memory of 652	1344	Explorer.EXE	cscript.exe
PID 652 wrote to memory of 1680	652	cscript.exe	cmd.exe
PID 652 wrote to memory of 1680	652	cscript.exe	cmd.exe
PID 652 wrote to memory of 1680	652	cscript.exe	cmd.exe
PID 652 wrote to memory of 1680	652	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1344

C:\Users\Admin\AppData\Local\Temp\IMG78293792.exe
"C:\Users\Admin\AppData\Local\Temp\IMG78293792.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1700

C:\Users\Admin\AppData\Local\Temp\IMG78293792.exe
"C:\Users\Admin\AppData\Local\Temp\IMG78293792.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:668

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\IMG78293792.exe"
3⤵
- Deletes itself
PID:1680

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/652-68-0x0000000000F00000-0x0000000000F22000-memory.dmp

Filesize
136KB

Download
memory/652-74-0x0000000000380000-0x0000000000410000-memory.dmp

Filesize
576KB

Download
memory/652-72-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/652-71-0x0000000002330000-0x0000000002633000-memory.dmp

Filesize
3.0MB

Download
memory/652-70-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/652-69-0x0000000000F00000-0x0000000000F22000-memory.dmp

Filesize
136KB

Download
memory/668-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/668-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/668-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/668-64-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/668-66-0x00000000001A0000-0x00000000001B1000-memory.dmp

Filesize
68KB

Download
memory/668-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/668-65-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1344-67-0x0000000004230000-0x0000000004308000-memory.dmp

Filesize
864KB

Download
memory/1344-75-0x0000000006000000-0x00000000060CA000-memory.dmp

Filesize
808KB

Download
memory/1344-76-0x0000000006000000-0x00000000060CA000-memory.dmp

Filesize
808KB

Download
memory/1344-78-0x0000000006000000-0x00000000060CA000-memory.dmp

Filesize
808KB

Download
memory/1700-54-0x0000000000D90000-0x0000000000DF0000-memory.dmp

Filesize
384KB

Download
memory/1700-58-0x0000000005020000-0x000000000507E000-memory.dmp

Filesize
376KB

Download
memory/1700-57-0x00000000007D0000-0x0000000000810000-memory.dmp

Filesize
256KB

Download
memory/1700-56-0x0000000000740000-0x0000000000750000-memory.dmp

Filesize
64KB

Download
memory/1700-55-0x00000000007D0000-0x0000000000810000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads