xloader | 39c5b29df15e13a18cbc4b77a44208aa927af8851555a4d220d8af0be7aeb235

General

Target

nAIj8iSBKtENT6y.exe
Size

411KB
MD5

799febf0e89864960c7f98b546cea32c
SHA1

2a16ca50e68593db49450672e54ec8a977239a02
SHA256

39c5b29df15e13a18cbc4b77a44208aa927af8851555a4d220d8af0be7aeb235
SHA512

f6f89a2c4c36b4ca961934cb55eec8dbedf15d1a05d77387d9259ddc436766b248865e83e70341c1403dff325185e0a0f4cf51021e682adef19080a7cad6129a

Score

10^/10

xloader t75f loader rat

Malware Config

Extracted

Family

xloader

Version

2.4

Campaign

t75f

C2

http://www.438451.com/t75f/

Decoy

ice-lemon.pro

ar3spro.cloud

9055837.com

fucksociety.net

prettyofficialx.com

mfxw.xyz

relationshipquiz.info

customia.xyz

juanayjuan.com

zidiankj.com

facture-booking.com

secondmining.store

aboutyou.club

gongxichen.com

laurabraincreative.com

pierrot-bros.com

saintpaulaccountingservices.com

dom-maya.com

garderobamarzen.net

la-salamandre-assurances.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/396-59-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/396-60-0x000000000041D410-mapping.dmp	xloader
behavioral1/memory/1032-66-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

nAIj8iSBKtENT6y.exeRegSvcs.exesvchost.exe

description	pid	process	target process
PID 820 set thread context of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 396 set thread context of 1248	396	RegSvcs.exe	Explorer.EXE
PID 1032 set thread context of 1248	1032	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

nAIj8iSBKtENT6y.exeRegSvcs.exesvchost.exe

pid	process
820	nAIj8iSBKtENT6y.exe
820	nAIj8iSBKtENT6y.exe
396	RegSvcs.exe
396	RegSvcs.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe
1032	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exesvchost.exe

pid process

396 RegSvcs.exe
396 RegSvcs.exe
396 RegSvcs.exe
1032 svchost.exe
1032 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

nAIj8iSBKtENT6y.exeRegSvcs.exesvchost.exe

description pid process

Token: SeDebugPrivilege 820 nAIj8iSBKtENT6y.exe
Token: SeDebugPrivilege 396 RegSvcs.exe
Token: SeDebugPrivilege 1032 svchost.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE

pid	process
396	RegSvcs.exe
396	RegSvcs.exe
396	RegSvcs.exe
1032	svchost.exe
1032	svchost.exe

description	pid	process
Token: SeDebugPrivilege	820	nAIj8iSBKtENT6y.exe
Token: SeDebugPrivilege	396	RegSvcs.exe
Token: SeDebugPrivilege	1032	svchost.exe

pid	process
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE

pid	process
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

nAIj8iSBKtENT6y.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 820 wrote to memory of 396	820	nAIj8iSBKtENT6y.exe	RegSvcs.exe
PID 1248 wrote to memory of 1032	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 1032	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 1032	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 1032	1248	Explorer.EXE	svchost.exe
PID 1032 wrote to memory of 1784	1032	svchost.exe	cmd.exe
PID 1032 wrote to memory of 1784	1032	svchost.exe	cmd.exe
PID 1032 wrote to memory of 1784	1032	svchost.exe	cmd.exe
PID 1032 wrote to memory of 1784	1032	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1248

C:\Users\Admin\AppData\Local\Temp\nAIj8iSBKtENT6y.exe
"C:\Users\Admin\AppData\Local\Temp\nAIj8iSBKtENT6y.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:396

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1032

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1784

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/396-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/396-61-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/396-62-0x0000000000320000-0x0000000000331000-memory.dmp

Filesize
68KB

Download
memory/396-60-0x000000000041D410-mapping.dmp

Download
memory/820-58-0x0000000000890000-0x00000000008BB000-memory.dmp

Filesize
172KB

Download
memory/820-53-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/820-57-0x0000000000AD0000-0x0000000000B30000-memory.dmp

Filesize
384KB

Download
memory/820-56-0x00000000004F0000-0x00000000004F7000-memory.dmp

Filesize
28KB

Download
memory/820-55-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/1032-64-0x0000000000000000-mapping.dmp

Download
memory/1032-67-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download
memory/1032-66-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1032-65-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1032-69-0x00000000005C0000-0x0000000000650000-memory.dmp

Filesize
576KB

Download
memory/1248-63-0x0000000006E90000-0x0000000006FDB000-memory.dmp

Filesize
1.3MB

Download
memory/1248-70-0x0000000004B40000-0x0000000004BF9000-memory.dmp

Filesize
740KB

Download
memory/1784-68-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads