xloader | c840ee368fcab5974485c16fc456b1dc1923cc5e113ce6a96f6f314a7ec5ac94

General

Target

grace $$.exe
Size

489KB
MD5

ba3c72780f80542fe09aeed80a9a56c6
SHA1

22bc724884cf52efe4c596bcd8ffdd155c783238
SHA256

c840ee368fcab5974485c16fc456b1dc1923cc5e113ce6a96f6f314a7ec5ac94
SHA512

a66602343d24dff4330551b900644ece8fe62059a88327ddac99fb0bc625a7eb3cfa6f3697beed4a0ec9f2f1f227f42dd4e36c43470cf4c71d38b6ad07ee15fd

Score

10^/10

xloader t75f loader rat suricata

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
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/2176-125-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2176-126-0x000000000041D110-mapping.dmp	xloader
behavioral2/memory/3932-133-0x0000000002AD0000-0x0000000002AF9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

grace $$.exeRegSvcs.exeipconfig.exe

description	pid	process	target process
PID 3340 set thread context of 2176	3340	grace $$.exe	RegSvcs.exe
PID 2176 set thread context of 2996	2176	RegSvcs.exe	Explorer.EXE
PID 3932 set thread context of 2996	3932	ipconfig.exe	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

3932 ipconfig.exe

pid	process
3932	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

Processes:

grace $$.exeRegSvcs.exeipconfig.exe

pid	process
3340	grace $$.exe
3340	grace $$.exe
2176	RegSvcs.exe
2176	RegSvcs.exe
2176	RegSvcs.exe
2176	RegSvcs.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe
3932	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2996 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exeipconfig.exe

pid process

2176 RegSvcs.exe
2176 RegSvcs.exe
2176 RegSvcs.exe
3932 ipconfig.exe
3932 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

grace $$.exeRegSvcs.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 3340 grace $$.exe
Token: SeDebugPrivilege 2176 RegSvcs.exe
Token: SeDebugPrivilege 3932 ipconfig.exe

pid	process
2996	Explorer.EXE

pid	process
2176	RegSvcs.exe
2176	RegSvcs.exe
2176	RegSvcs.exe
3932	ipconfig.exe
3932	ipconfig.exe

description	pid	process
Token: SeDebugPrivilege	3340	grace $$.exe
Token: SeDebugPrivilege	2176	RegSvcs.exe
Token: SeDebugPrivilege	3932	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

grace $$.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 3340 wrote to memory of 2176	3340	grace $$.exe	RegSvcs.exe
PID 2996 wrote to memory of 3932	2996	Explorer.EXE	ipconfig.exe
PID 2996 wrote to memory of 3932	2996	Explorer.EXE	ipconfig.exe
PID 2996 wrote to memory of 3932	2996	Explorer.EXE	ipconfig.exe
PID 3932 wrote to memory of 1164	3932	ipconfig.exe	cmd.exe
PID 3932 wrote to memory of 1164	3932	ipconfig.exe	cmd.exe
PID 3932 wrote to memory of 1164	3932	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2996

C:\Users\Admin\AppData\Local\Temp\grace $$.exe
"C:\Users\Admin\AppData\Local\Temp\grace $$.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340

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:2176

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1164-131-0x0000000000000000-mapping.dmp

Download
memory/2176-126-0x000000000041D110-mapping.dmp

Download
memory/2176-128-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

Filesize
64KB

Download
memory/2176-125-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2176-127-0x0000000000D60000-0x0000000001080000-memory.dmp

Filesize
3.1MB

Download
memory/2996-129-0x0000000005EF0000-0x0000000006062000-memory.dmp

Filesize
1.4MB

Download
memory/2996-136-0x0000000006160000-0x000000000621B000-memory.dmp

Filesize
748KB

Download
memory/3340-121-0x0000000005560000-0x0000000005576000-memory.dmp

Filesize
88KB

Download
memory/3340-123-0x000000000C8C0000-0x000000000C91F000-memory.dmp

Filesize
380KB

Download
memory/3340-122-0x000000000C820000-0x000000000C821000-memory.dmp

Filesize
4KB

Download
memory/3340-118-0x0000000005170000-0x0000000005171000-memory.dmp

Filesize
4KB

Download
memory/3340-124-0x000000000F3B0000-0x000000000F3DA000-memory.dmp

Filesize
168KB

Download
memory/3340-115-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/3340-120-0x00000000050A0000-0x00000000050A1000-memory.dmp

Filesize
4KB

Download
memory/3340-119-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/3340-117-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/3932-134-0x0000000002E20000-0x0000000003140000-memory.dmp

Filesize
3.1MB

Download
memory/3932-133-0x0000000002AD0000-0x0000000002AF9000-memory.dmp

Filesize
164KB

Download
memory/3932-132-0x0000000000200000-0x000000000020B000-memory.dmp

Filesize
44KB

Download
memory/3932-135-0x0000000002D10000-0x0000000002D9F000-memory.dmp

Filesize
572KB

Download
memory/3932-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads