xloader | cd6a10ed726c2145da602a3f1de512a141fdb488be039ac0cb8b9eabf45b5775

General

Target

IMG-78293792.exe
Size

356KB
MD5

cb94f8bf4453d77ed35b4cccad18260c
SHA1

aeacb009addb2152c05a34537f565e66b32b25d2
SHA256

a39d6226eed5913f2f1d77991f011a386453d095689f85eb0ca14aac1d983466
SHA512

7fb17a554481d5ff6c28edd4ee43b9306a8e59ac9f992a2b6d243b2d88eb9daa997bbf5be962f331c6ec282b15e4e67107c233691a6b05d317957072754f4135

Score

10^/10

xloader c6si loader rat suricata

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
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/2320-136-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1956-142-0x00000000034A0000-0x00000000034C9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

IMG-78293792.exeIMG-78293792.exeWWAHost.exe

description	pid	process	target process
PID 3880 set thread context of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 2320 set thread context of 2308	2320	IMG-78293792.exe	Explorer.EXE
PID 1956 set thread context of 2308	1956	WWAHost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

IMG-78293792.exeWWAHost.exe

pid	process
2320	IMG-78293792.exe
2320	IMG-78293792.exe
2320	IMG-78293792.exe
2320	IMG-78293792.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe
1956	WWAHost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2308 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

IMG-78293792.exeWWAHost.exe

pid process

2320 IMG-78293792.exe
2320 IMG-78293792.exe
2320 IMG-78293792.exe
1956 WWAHost.exe
1956 WWAHost.exe

pid	process
2308	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

IMG-78293792.exeWWAHost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2320	IMG-78293792.exe
Token: SeDebugPrivilege	1956	WWAHost.exe
Token: SeShutdownPrivilege	2308	Explorer.EXE
Token: SeCreatePagefilePrivilege	2308	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

IMG-78293792.exeExplorer.EXEWWAHost.exe

description	pid	process	target process
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 3880 wrote to memory of 2320	3880	IMG-78293792.exe	IMG-78293792.exe
PID 2308 wrote to memory of 1956	2308	Explorer.EXE	WWAHost.exe
PID 2308 wrote to memory of 1956	2308	Explorer.EXE	WWAHost.exe
PID 2308 wrote to memory of 1956	2308	Explorer.EXE	WWAHost.exe
PID 1956 wrote to memory of 2448	1956	WWAHost.exe	cmd.exe
PID 1956 wrote to memory of 2448	1956	WWAHost.exe	cmd.exe
PID 1956 wrote to memory of 2448	1956	WWAHost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308

C:\Users\Admin\AppData\Local\Temp\IMG-78293792.exe
"C:\Users\Admin\AppData\Local\Temp\IMG-78293792.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3880

C:\Users\Admin\AppData\Local\Temp\IMG-78293792.exe
"C:\Users\Admin\AppData\Local\Temp\IMG-78293792.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2320

C:\Windows\SysWOW64\WWAHost.exe
"C:\Windows\SysWOW64\WWAHost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\IMG-78293792.exe"
3⤵
PID:2448

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1956-144-0x0000000004030000-0x00000000040C0000-memory.dmp

Filesize
576KB

Download
memory/1956-143-0x00000000041E0000-0x000000000452A000-memory.dmp

Filesize
3.3MB

Download
memory/1956-142-0x00000000034A0000-0x00000000034C9000-memory.dmp

Filesize
164KB

Download
memory/1956-141-0x0000000000DC0000-0x0000000000E9C000-memory.dmp

Filesize
880KB

Download
memory/2308-140-0x00000000083B0000-0x0000000008537000-memory.dmp

Filesize
1.5MB

Download
memory/2308-145-0x0000000002FA0000-0x0000000003048000-memory.dmp

Filesize
672KB

Download
memory/2320-136-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2320-138-0x0000000001540000-0x0000000001DCA000-memory.dmp

Filesize
8.5MB

Download
memory/2320-139-0x00000000014E0000-0x00000000014F1000-memory.dmp

Filesize
68KB

Download
memory/3880-130-0x00000000008E0000-0x0000000000940000-memory.dmp

Filesize
384KB

Download
memory/3880-135-0x0000000008BC0000-0x0000000008C5C000-memory.dmp

Filesize
624KB

Download
memory/3880-134-0x0000000005370000-0x000000000537A000-memory.dmp

Filesize
40KB

Download
memory/3880-133-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/3880-132-0x00000000052D0000-0x0000000005362000-memory.dmp

Filesize
584KB

Download
memory/3880-131-0x0000000005970000-0x0000000005F14000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads