xloader | 27563e3971b4f2baf6bf551323b1538809038aa456d5e0c02dd5e6a902b8f0e6

General

Target

60b88477_by_Libranalysis.exe
Size

617KB
MD5

60b88477173379e55e2d5c678d2a32ff
SHA1

8dcccf0321468fa7e9c51f5cac81ac6da43c0cb5
SHA256

27563e3971b4f2baf6bf551323b1538809038aa456d5e0c02dd5e6a902b8f0e6
SHA512

8705510d538c1e565c7f19d633c1336311dbee239240ef0a2a45b61e37fdb83bb8300348c09e132a80f86cc208e19f532225c08d76644de69f948db951500805

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.gailrichardson.com/qjnt/

Decoy

funeralinsurancetoppro.info

californiaredstate.com

xn--jpr220deud640b.com

playx.finance

siamfellow.com

tekirdagvethelp.com

forrealmodels.com

desenergie.info

whynotplus.com

graniteinaminute.com

satgurucolorlabs.com

potviper.com

racevx.xyz

thebluefishhotel.net

elletesla.com

4608capaydrive.com

buckhead-meat.com

garage-repair-near-me.com

ubique.works

markokuzmanovicpreduzetnik.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1204-63-0x000000000041D090-mapping.dmp	xloader
behavioral1/memory/1204-62-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1984-71-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1380 cmd.exe

pid	process
1380	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

60b88477_by_Libranalysis.exe60b88477_by_Libranalysis.exechkdsk.exe

description	pid	process	target process
PID 1080 set thread context of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1204 set thread context of 1212	1204	60b88477_by_Libranalysis.exe	Explorer.EXE
PID 1984 set thread context of 1212	1984	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

60b88477_by_Libranalysis.exechkdsk.exe

pid	process
1204	60b88477_by_Libranalysis.exe
1204	60b88477_by_Libranalysis.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe
1984	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

60b88477_by_Libranalysis.exechkdsk.exe

pid process

1204 60b88477_by_Libranalysis.exe
1204 60b88477_by_Libranalysis.exe
1204 60b88477_by_Libranalysis.exe
1984 chkdsk.exe
1984 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

60b88477_by_Libranalysis.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1204 60b88477_by_Libranalysis.exe
Token: SeDebugPrivilege 1984 chkdsk.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

60b88477_by_Libranalysis.exe

pid process

1080 60b88477_by_Libranalysis.exe

pid	process
1212	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1204	60b88477_by_Libranalysis.exe
Token: SeDebugPrivilege	1984	chkdsk.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1080	60b88477_by_Libranalysis.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

60b88477_by_Libranalysis.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1080 wrote to memory of 1204	1080	60b88477_by_Libranalysis.exe	60b88477_by_Libranalysis.exe
PID 1212 wrote to memory of 1984	1212	Explorer.EXE	chkdsk.exe
PID 1212 wrote to memory of 1984	1212	Explorer.EXE	chkdsk.exe
PID 1212 wrote to memory of 1984	1212	Explorer.EXE	chkdsk.exe
PID 1212 wrote to memory of 1984	1212	Explorer.EXE	chkdsk.exe
PID 1984 wrote to memory of 1380	1984	chkdsk.exe	cmd.exe
PID 1984 wrote to memory of 1380	1984	chkdsk.exe	cmd.exe
PID 1984 wrote to memory of 1380	1984	chkdsk.exe	cmd.exe
PID 1984 wrote to memory of 1380	1984	chkdsk.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:1212

C:\Users\Admin\AppData\Local\Temp\60b88477_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\60b88477_by_Libranalysis.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1080

C:\Users\Admin\AppData\Local\Temp\60b88477_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\60b88477_by_Libranalysis.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1204

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\60b88477_by_Libranalysis.exe"
3⤵
- Deletes itself
PID:1380

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1204-63-0x000000000041D090-mapping.dmp

Download
memory/1204-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-65-0x0000000000750000-0x0000000000A53000-memory.dmp

Filesize
3.0MB

Download
memory/1204-66-0x0000000000460000-0x0000000000471000-memory.dmp

Filesize
68KB

Download
memory/1212-67-0x0000000004E80000-0x000000000501A000-memory.dmp

Filesize
1.6MB

Download
memory/1212-74-0x0000000003E20000-0x0000000003EDB000-memory.dmp

Filesize
748KB

Download
memory/1380-69-0x0000000000000000-mapping.dmp

Download
memory/1984-68-0x0000000000000000-mapping.dmp

Download
memory/1984-71-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1984-70-0x0000000000600000-0x0000000000607000-memory.dmp

Filesize
28KB

Download
memory/1984-72-0x0000000002100000-0x0000000002403000-memory.dmp

Filesize
3.0MB

Download
memory/1984-73-0x0000000001EC0000-0x0000000001F50000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads