xloader | 34f75f8458b1f58bdb1e8ff1a46270f98c6d246d213413cd0c4a7708e15e82c9

General

Target

B7hG4D8Jqvkw77U.exe
Size

701KB
MD5

59ddaf036f92887a34441505f84d8cc8
SHA1

85745689e2f889b94b37379393a97a7a87dfec8b
SHA256

34f75f8458b1f58bdb1e8ff1a46270f98c6d246d213413cd0c4a7708e15e82c9
SHA512

336d392772f6d65f203f246c462673c92a293b91f4afc226c9613a80444004f69ef18572854e5755b22602efebfe6a0ad167a12a97ba00922a0fc8aaa3d7b0e5

Score

10^/10

xloader t75f loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

t75f

C2

http://www.vertexnailsblaine.com/t75f/

Decoy

onegolfsydney.com

kaizensportscoaching.com

mliacbjv.icu

rinstech.net

midas-parts.com

istmenian.com

ibrahimpike.com

herbspaces.com

gentleman4higher.com

workabusiness.com

isabusive.website

222555dy.com

lwhyzhzb.xyz

gabrielabravoillanes.com

hearthomelife.com

buildswealth.com

printitaz.com

l-mventures.com

baincot3.com

nstaq-labs.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1532-66-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1532-67-0x000000000041D110-mapping.dmp	xloader
behavioral1/memory/1288-75-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

B7hG4D8Jqvkw77U.exeRegSvcs.exeraserver.exe

description	pid	process	target process
PID 1088 set thread context of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1532 set thread context of 1352	1532	RegSvcs.exe	Explorer.EXE
PID 1288 set thread context of 1352	1288	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

B7hG4D8Jqvkw77U.exeRegSvcs.exeraserver.exe

pid	process
1088	B7hG4D8Jqvkw77U.exe
1088	B7hG4D8Jqvkw77U.exe
1532	RegSvcs.exe
1532	RegSvcs.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe
1288	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exeraserver.exe

pid process

1532 RegSvcs.exe
1532 RegSvcs.exe
1532 RegSvcs.exe
1288 raserver.exe
1288 raserver.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

B7hG4D8Jqvkw77U.exeRegSvcs.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1088 B7hG4D8Jqvkw77U.exe
Token: SeDebugPrivilege 1532 RegSvcs.exe
Token: SeDebugPrivilege 1288 raserver.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1352 Explorer.EXE
1352 Explorer.EXE
1352 Explorer.EXE
1352 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1352 Explorer.EXE
1352 Explorer.EXE
1352 Explorer.EXE
1352 Explorer.EXE

pid	process
1532	RegSvcs.exe
1532	RegSvcs.exe
1532	RegSvcs.exe
1288	raserver.exe
1288	raserver.exe

description	pid	process
Token: SeDebugPrivilege	1088	B7hG4D8Jqvkw77U.exe
Token: SeDebugPrivilege	1532	RegSvcs.exe
Token: SeDebugPrivilege	1288	raserver.exe

pid	process
1352	Explorer.EXE
1352	Explorer.EXE
1352	Explorer.EXE
1352	Explorer.EXE

pid	process
1352	Explorer.EXE
1352	Explorer.EXE
1352	Explorer.EXE
1352	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

B7hG4D8Jqvkw77U.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1088 wrote to memory of 1532	1088	B7hG4D8Jqvkw77U.exe	RegSvcs.exe
PID 1352 wrote to memory of 1288	1352	Explorer.EXE	raserver.exe
PID 1352 wrote to memory of 1288	1352	Explorer.EXE	raserver.exe
PID 1352 wrote to memory of 1288	1352	Explorer.EXE	raserver.exe
PID 1352 wrote to memory of 1288	1352	Explorer.EXE	raserver.exe
PID 1288 wrote to memory of 1380	1288	raserver.exe	cmd.exe
PID 1288 wrote to memory of 1380	1288	raserver.exe	cmd.exe
PID 1288 wrote to memory of 1380	1288	raserver.exe	cmd.exe
PID 1288 wrote to memory of 1380	1288	raserver.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:1352

C:\Users\Admin\AppData\Local\Temp\B7hG4D8Jqvkw77U.exe
"C:\Users\Admin\AppData\Local\Temp\B7hG4D8Jqvkw77U.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1088

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:1532

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1288

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1380

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1088-60-0x0000000000A00000-0x0000000000A01000-memory.dmp

Filesize
4KB

Download
memory/1088-62-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/1088-63-0x0000000000370000-0x0000000000386000-memory.dmp

Filesize
88KB

Download
memory/1088-64-0x0000000005030000-0x0000000005090000-memory.dmp

Filesize
384KB

Download
memory/1088-65-0x0000000000520000-0x000000000054A000-memory.dmp

Filesize
168KB

Download
memory/1288-77-0x0000000000480000-0x000000000050F000-memory.dmp

Filesize
572KB

Download
memory/1288-74-0x0000000000950000-0x000000000096C000-memory.dmp

Filesize
112KB

Download
memory/1288-76-0x00000000021D0000-0x00000000024D3000-memory.dmp

Filesize
3.0MB

Download
memory/1288-75-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1288-71-0x0000000000000000-mapping.dmp

Download
memory/1288-72-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/1352-70-0x0000000006B40000-0x0000000006C5D000-memory.dmp

Filesize
1.1MB

Download
memory/1352-78-0x0000000006C60000-0x0000000006DD3000-memory.dmp

Filesize
1.4MB

Download
memory/1380-73-0x0000000000000000-mapping.dmp

Download
memory/1532-69-0x0000000000090000-0x00000000000A0000-memory.dmp

Filesize
64KB

Download
memory/1532-68-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/1532-67-0x000000000041D110-mapping.dmp

Download
memory/1532-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads