xloader | 2480a6f5c3b3089ff7289258669122f644a8e6b5fc363daefe63cc49413c82fb

General

Target

GV8EJooYMIgEnEk.exe
Size

382KB
MD5

cf6d4fd3dc8e4751b7f89f857b618ef3
SHA1

15b95f0f1b5785bb7fd3d97757f3eea49d1f6951
SHA256

9689e8e0cf51b8b5c98ddb007636d8acf7e03c9cc8a7bf99aafdaaebae2dfb3a
SHA512

86af327caf1d55c8d3dd1e2319dcae1faaf7db82fb2fdce83999b0a4e5c6af2ce700fb0c69f568169110f04b9af6543e069aee59101370d6af060d8d4763d43f

Score

10^/10

xloader cbgo loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

cbgo

Decoy

tablescaperendezvous4two.net

abktransportllc.net

roseevision.com

skategrindingwheels.com

robux-generator-free.xyz

yacusi.com

mgav35.xyz

paravocecommerce.com

venkatramanrm.com

freakyhamster.com

jenaashoponline.com

dmozlisting.com

lorrainekclark.store

handyman-prime.com

thecrashingbrains.com

ukpms.com

livingstonemines.com

papeisonline.com

chrisbakerpr.com

omnipets.store

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1504-62-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/996-69-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1104 cmd.exe

pid	process
1104	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

GV8EJooYMIgEnEk.exeGV8EJooYMIgEnEk.exechkdsk.exe

description	pid	process	target process
PID 1272 set thread context of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1504 set thread context of 1220	1504	GV8EJooYMIgEnEk.exe	Explorer.EXE
PID 996 set thread context of 1220	996	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 21 IoCs

Processes:

GV8EJooYMIgEnEk.exechkdsk.exe

pid	process
1504	GV8EJooYMIgEnEk.exe
1504	GV8EJooYMIgEnEk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe
996	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

GV8EJooYMIgEnEk.exechkdsk.exe

pid process

1504 GV8EJooYMIgEnEk.exe
1504 GV8EJooYMIgEnEk.exe
1504 GV8EJooYMIgEnEk.exe
996 chkdsk.exe
996 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

GV8EJooYMIgEnEk.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1504 GV8EJooYMIgEnEk.exe
Token: SeDebugPrivilege 996 chkdsk.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1504	GV8EJooYMIgEnEk.exe
Token: SeDebugPrivilege	996	chkdsk.exe

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

GV8EJooYMIgEnEk.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1272 wrote to memory of 1504	1272	GV8EJooYMIgEnEk.exe	GV8EJooYMIgEnEk.exe
PID 1220 wrote to memory of 996	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 996	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 996	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 996	1220	Explorer.EXE	chkdsk.exe
PID 996 wrote to memory of 1104	996	chkdsk.exe	cmd.exe
PID 996 wrote to memory of 1104	996	chkdsk.exe	cmd.exe
PID 996 wrote to memory of 1104	996	chkdsk.exe	cmd.exe
PID 996 wrote to memory of 1104	996	chkdsk.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:1220

C:\Users\Admin\AppData\Local\Temp\GV8EJooYMIgEnEk.exe
"C:\Users\Admin\AppData\Local\Temp\GV8EJooYMIgEnEk.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1272

C:\Users\Admin\AppData\Local\Temp\GV8EJooYMIgEnEk.exe
"C:\Users\Admin\AppData\Local\Temp\GV8EJooYMIgEnEk.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1504

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:996

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\GV8EJooYMIgEnEk.exe"
3⤵
- Deletes itself
PID:1104

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

Replay Monitor

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Downloads

memory/996-70-0x00000000009E0000-0x0000000000A70000-memory.dmp

Filesize
576KB

Download
memory/996-69-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/996-68-0x0000000001FE0000-0x00000000022E3000-memory.dmp

Filesize
3.0MB

Download
memory/996-67-0x0000000000BD0000-0x0000000000BD7000-memory.dmp

Filesize
28KB

Download
memory/1220-66-0x0000000005020000-0x0000000005122000-memory.dmp

Filesize
1.0MB

Download
memory/1220-71-0x0000000004420000-0x00000000044EB000-memory.dmp

Filesize
812KB

Download
memory/1272-59-0x0000000004E80000-0x0000000004EE2000-memory.dmp

Filesize
392KB

Download
memory/1272-55-0x0000000001120000-0x0000000001186000-memory.dmp

Filesize
408KB

Download
memory/1272-58-0x0000000000280000-0x000000000028C000-memory.dmp

Filesize
48KB

Download
memory/1272-57-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/1272-56-0x00000000756C1000-0x00000000756C3000-memory.dmp

Filesize
8KB

Download
memory/1504-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1504-65-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/1504-64-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download
memory/1504-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1504-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads