xloader | e59a1d022c6c4f0cc7d23689004e65ea7f1f940adef98cf891a008dd9d7f66d9

General

Target

nWVjpM9ao5s78s3.exe
Size

875KB
MD5

8fc8a4252b32c8eb4b9e03b018ff72a2
SHA1

14a7a0b55043b430cbcb0a94b26a4f33c3f7d3d2
SHA256

e59a1d022c6c4f0cc7d23689004e65ea7f1f940adef98cf891a008dd9d7f66d9
SHA512

00b3d70f9929d76dda8c0691b394393a299446056330bf634043e88935551a49d8708a2fc0baf8ef1f5f4e3cce107ae796e4fc99ac24420052ca304e3c3f59f2

Score

10^/10

xloader loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.panyu-qqbaby.com/weni/

Decoy

sdmdwang.com

konversationswithkoshie.net

carap.club

eagldeream.com

856380585.xyz

elgallocoffee.com

magetu.info

lovertons.com

theichallenge.com

advancedautorepairsonline.com

wingsstyling.info

tapdaugusta.com

wiloasbanhsgtarewdasc.solutions

donjrisdumb.com

experienceddoctor.com

cloverhillconsultants.com

underwear.show

karensgonewild2020.com

arodsr.com

thefucktardmanual.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1512-125-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/1512-126-0x000000000041D000-mapping.dmp	xloader
behavioral2/memory/2736-133-0x0000000000A00000-0x0000000000A28000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

nWVjpM9ao5s78s3.exeRegSvcs.exemsdt.exe

description	pid	process	target process
PID 516 set thread context of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 1512 set thread context of 1964	1512	RegSvcs.exe	Explorer.EXE
PID 2736 set thread context of 1964	2736	msdt.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 46 IoCs

Processes:

RegSvcs.exemsdt.exe

pid	process
1512	RegSvcs.exe
1512	RegSvcs.exe
1512	RegSvcs.exe
1512	RegSvcs.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe
2736	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1964 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exemsdt.exe

pid process

1512 RegSvcs.exe
1512 RegSvcs.exe
1512 RegSvcs.exe
2736 msdt.exe
2736 msdt.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

nWVjpM9ao5s78s3.exeRegSvcs.exemsdt.exe

description pid process

Token: SeDebugPrivilege 516 nWVjpM9ao5s78s3.exe
Token: SeDebugPrivilege 1512 RegSvcs.exe
Token: SeDebugPrivilege 2736 msdt.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

1964 Explorer.EXE

pid	process
1964	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	516	nWVjpM9ao5s78s3.exe
Token: SeDebugPrivilege	1512	RegSvcs.exe
Token: SeDebugPrivilege	2736	msdt.exe

pid	process
1964	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

nWVjpM9ao5s78s3.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 516 wrote to memory of 1512	516	nWVjpM9ao5s78s3.exe	RegSvcs.exe
PID 1964 wrote to memory of 2736	1964	Explorer.EXE	msdt.exe
PID 1964 wrote to memory of 2736	1964	Explorer.EXE	msdt.exe
PID 1964 wrote to memory of 2736	1964	Explorer.EXE	msdt.exe
PID 2736 wrote to memory of 1188	2736	msdt.exe	cmd.exe
PID 2736 wrote to memory of 1188	2736	msdt.exe	cmd.exe
PID 2736 wrote to memory of 1188	2736	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1964

C:\Users\Admin\AppData\Local\Temp\nWVjpM9ao5s78s3.exe
"C:\Users\Admin\AppData\Local\Temp\nWVjpM9ao5s78s3.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1512

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/516-116-0x00000000049D0000-0x0000000004A25000-memory.dmp

Filesize
340KB

Download
memory/516-117-0x00000000093F0000-0x00000000093F1000-memory.dmp

Filesize
4KB

Download
memory/516-118-0x0000000004C10000-0x0000000004C11000-memory.dmp

Filesize
4KB

Download
memory/516-119-0x0000000004540000-0x0000000004541000-memory.dmp

Filesize
4KB

Download
memory/516-120-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

Download
memory/516-121-0x0000000005B60000-0x0000000005B62000-memory.dmp

Filesize
8KB

Download
memory/516-122-0x0000000006F90000-0x0000000006F91000-memory.dmp

Filesize
4KB

Download
memory/516-123-0x00000000050C0000-0x0000000005136000-memory.dmp

Filesize
472KB

Download
memory/516-124-0x0000000005030000-0x000000000505A000-memory.dmp

Filesize
168KB

Download
memory/516-114-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/1188-131-0x0000000000000000-mapping.dmp

Download
memory/1512-125-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1512-128-0x00000000005F0000-0x0000000000600000-memory.dmp

Filesize
64KB

Download
memory/1512-127-0x0000000001090000-0x00000000013B0000-memory.dmp

Filesize
3.1MB

Download
memory/1512-126-0x000000000041D000-mapping.dmp

Download
memory/1964-129-0x00000000069F0000-0x0000000006B42000-memory.dmp

Filesize
1.3MB

Download
memory/1964-136-0x0000000009130000-0x00000000092A3000-memory.dmp

Filesize
1.4MB

Download
memory/2736-130-0x0000000000000000-mapping.dmp

Download
memory/2736-133-0x0000000000A00000-0x0000000000A28000-memory.dmp

Filesize
160KB

Download
memory/2736-132-0x0000000000F70000-0x00000000010E3000-memory.dmp

Filesize
1.4MB

Download
memory/2736-134-0x0000000004690000-0x00000000049B0000-memory.dmp

Filesize
3.1MB

Download
memory/2736-135-0x0000000000DB0000-0x0000000000E3F000-memory.dmp

Filesize
572KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads