xloader | c4c9d27ea805c32e7f0e66dc0d9534d8fbd87f4c1327727b2e1e9ae937f02c45

General

Target

Inquiry Order 26-09-2021.exe
Size

818KB
MD5

0bbbecc3323e753a087a19b3cc4edabd
SHA1

b96d8e6c3278698624e228f09de44815b1d90905
SHA256

c4c9d27ea805c32e7f0e66dc0d9534d8fbd87f4c1327727b2e1e9ae937f02c45
SHA512

054e82894d5a1974de958460a30ca7be4fd1395304900a8f5859c9cb5a98a6bf9e8848445f80c5a2b512f1579734111aff2782470111250723aaf7291a9733d5

Score

10^/10

xloader b5ce loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

b5ce

C2

http://www.rheilea.com/b5ce/

Decoy

advellerd.xyz

giasuvina.com

arab-xt-pro.com

ahsltu2ua4.com

trasportesemmanuel.com

kissimmeesoccercup.com

studyengland.com

m2volleyballclub.com

shyuehuan.com

elsml.com

blog-x-history.top

coditeu.com

allattachments.net

vigautruc.com

mentication.com

zambiaedu.xyz

filadelfiacenter.com

avlaborsourceinc.info

tameka-stewart.com

studio-cleo.com

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/372-125-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/372-126-0x000000000041D430-mapping.dmp	xloader
behavioral2/memory/1324-132-0x0000000000810000-0x0000000000839000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

cmd.exe

flow pid process

16 1324 cmd.exe

flow	pid	process
16	1324	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Inquiry Order 26-09-2021.exeInquiry Order 26-09-2021.execmd.exe

description	pid	process	target process
PID 532 set thread context of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 372 set thread context of 2988	372	Inquiry Order 26-09-2021.exe	Explorer.EXE
PID 1324 set thread context of 2988	1324	cmd.exe	Explorer.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

Inquiry Order 26-09-2021.exeInquiry Order 26-09-2021.execmd.exe

pid	process
532	Inquiry Order 26-09-2021.exe
532	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe
1324	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2988 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Inquiry Order 26-09-2021.execmd.exe

pid process

372 Inquiry Order 26-09-2021.exe
372 Inquiry Order 26-09-2021.exe
372 Inquiry Order 26-09-2021.exe
1324 cmd.exe
1324 cmd.exe

pid	process
2988	Explorer.EXE

pid	process
372	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
372	Inquiry Order 26-09-2021.exe
1324	cmd.exe
1324	cmd.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Inquiry Order 26-09-2021.exeInquiry Order 26-09-2021.exeExplorer.EXEcmd.exe

description	pid	process
Token: SeDebugPrivilege	532	Inquiry Order 26-09-2021.exe
Token: SeDebugPrivilege	372	Inquiry Order 26-09-2021.exe
Token: SeShutdownPrivilege	2988	Explorer.EXE
Token: SeCreatePagefilePrivilege	2988	Explorer.EXE
Token: SeShutdownPrivilege	2988	Explorer.EXE
Token: SeCreatePagefilePrivilege	2988	Explorer.EXE
Token: SeDebugPrivilege	1324	cmd.exe

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
2988 Explorer.EXE
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2988 Explorer.EXE

pid	process
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE
2988	Explorer.EXE

pid	process
2988	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Inquiry Order 26-09-2021.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 532 wrote to memory of 400	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 400	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 400	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 532 wrote to memory of 372	532	Inquiry Order 26-09-2021.exe	Inquiry Order 26-09-2021.exe
PID 2988 wrote to memory of 1324	2988	Explorer.EXE	cmd.exe
PID 2988 wrote to memory of 1324	2988	Explorer.EXE	cmd.exe
PID 2988 wrote to memory of 1324	2988	Explorer.EXE	cmd.exe
PID 1324 wrote to memory of 2816	1324	cmd.exe	cmd.exe
PID 1324 wrote to memory of 2816	1324	cmd.exe	cmd.exe
PID 1324 wrote to memory of 2816	1324	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2988

C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:532

C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe"
3⤵
PID:400

C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:372

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Inquiry Order 26-09-2021.exe"
3⤵
PID:2816

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/372-125-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/372-127-0x0000000001820000-0x0000000001B40000-memory.dmp

Filesize
3.1MB

Download
memory/372-128-0x0000000001C50000-0x0000000001C61000-memory.dmp

Filesize
68KB

Download
memory/372-126-0x000000000041D430-mapping.dmp

Download
memory/532-120-0x0000000008800000-0x0000000008801000-memory.dmp

Filesize
4KB

Download
memory/532-116-0x0000000005810000-0x0000000005811000-memory.dmp

Filesize
4KB

Download
memory/532-121-0x00000000054F0000-0x00000000054F7000-memory.dmp

Filesize
28KB

Download
memory/532-122-0x0000000008E80000-0x0000000008E81000-memory.dmp

Filesize
4KB

Download
memory/532-123-0x0000000008D40000-0x0000000008D9E000-memory.dmp

Filesize
376KB

Download
memory/532-124-0x0000000008DB0000-0x0000000008DDF000-memory.dmp

Filesize
188KB

Download
memory/532-119-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/532-118-0x0000000005310000-0x000000000580E000-memory.dmp

Filesize
5.0MB

Download
memory/532-117-0x0000000005200000-0x0000000005201000-memory.dmp

Filesize
4KB

Download
memory/532-114-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/1324-130-0x0000000000000000-mapping.dmp

Download
memory/1324-131-0x00000000008C0000-0x0000000000919000-memory.dmp

Filesize
356KB

Download
memory/1324-132-0x0000000000810000-0x0000000000839000-memory.dmp

Filesize
164KB

Download
memory/1324-133-0x00000000031E0000-0x0000000003500000-memory.dmp

Filesize
3.1MB

Download
memory/1324-135-0x0000000003000000-0x0000000003090000-memory.dmp

Filesize
576KB

Download
memory/2816-134-0x0000000000000000-mapping.dmp

Download
memory/2988-129-0x0000000000B50000-0x0000000000C0E000-memory.dmp

Filesize
760KB

Download
memory/2988-136-0x00000000050E0000-0x00000000051F4000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads