xloader | 8312fc4d30ce5fb885603cc944258f2698e263ebc7266e35209a6d9e55ffe11f

General

Target

Order 54409880043.exe
Size

288KB
MD5

87f3204605783b5198fbaeada397a16b
SHA1

60344bb072a9825cda08b0335c3874986b907353
SHA256

1382bae50eece1846b8d858d0f975b900eb1a5908f789333c55b1341b1b0d57b
SHA512

bfddf86d1ca3fb0c499e6ea4657e1711c4a7a1803728729f60b52573152255a02d62d4a8d0d84b05481bd0e2573f541c37d25a0b5cbf58c181131d941065fe0b
SSDEEP

3072:QBkfJpRXATwMdFCceYx5itL1f11Wz0M2U8RTBJNChHBKBULaAnb0J+pERJ6dLA/W:QqjIaK4ZUKHxEaOyl9zKj7icn7Xt

Score

10^/10

xloader gzcj discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

gzcj

Decoy

localzhops.com

cfsb114.com

sweetiefilms.com

cyclewatts.com

bubblesportsevent.com

halloween-r-us.com

rcdzsm.com

reelatioens.com

uniquegranitebenefits.com

chainlinkdex.com

topcoolhlist.com

ivy-apps.com

shopmajesticqueendom.com

ddiesels.com

ventajuguetessexuales.online

daylight93245.com

heiyingxitong.com

personalfashion.guru

usadrugfree.com

beyondcareersuccess.com

Signatures

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

Xloader payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2932-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2932-16-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2792-23-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
1608	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

Order 54409880043.exe

pid	Process
2348	Order 54409880043.exe
2348	Order 54409880043.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Order 54409880043.exeOrder 54409880043.exeNETSTAT.EXE

description	pid	Process	procid_target
PID 2348 set thread context of 2932	2348	Order 54409880043.exe	29
PID 2932 set thread context of 1344	2932	Order 54409880043.exe	20
PID 2792 set thread context of 1344	2792	NETSTAT.EXE	20

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

Order 54409880043.exeNETSTAT.EXEcmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Order 54409880043.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

Processes:

NETSTAT.EXE

pid	Process
2792	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 35 IoCs

Processes:

Order 54409880043.exeOrder 54409880043.exeNETSTAT.EXE

pid	Process
2348	Order 54409880043.exe
2348	Order 54409880043.exe
2348	Order 54409880043.exe
2348	Order 54409880043.exe
2932	Order 54409880043.exe
2932	Order 54409880043.exe
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE
2792	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Order 54409880043.exeOrder 54409880043.exeNETSTAT.EXE

pid	Process
2348	Order 54409880043.exe
2932	Order 54409880043.exe
2932	Order 54409880043.exe
2932	Order 54409880043.exe
2792	NETSTAT.EXE
2792	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Order 54409880043.exeNETSTAT.EXE

description	pid	Process
Token: SeDebugPrivilege	2932	Order 54409880043.exe
Token: SeDebugPrivilege	2792	NETSTAT.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Order 54409880043.exeExplorer.EXENETSTAT.EXE

description	pid	Process	procid_target
PID 2348 wrote to memory of 2932	2348	Order 54409880043.exe	29
PID 2348 wrote to memory of 2932	2348	Order 54409880043.exe	29
PID 2348 wrote to memory of 2932	2348	Order 54409880043.exe	29
PID 2348 wrote to memory of 2932	2348	Order 54409880043.exe	29
PID 2348 wrote to memory of 2932	2348	Order 54409880043.exe	29
PID 1344 wrote to memory of 2792	1344	Explorer.EXE	30
PID 1344 wrote to memory of 2792	1344	Explorer.EXE	30
PID 1344 wrote to memory of 2792	1344	Explorer.EXE	30
PID 1344 wrote to memory of 2792	1344	Explorer.EXE	30
PID 2792 wrote to memory of 1608	2792	NETSTAT.EXE	31
PID 2792 wrote to memory of 1608	2792	NETSTAT.EXE	31
PID 2792 wrote to memory of 1608	2792	NETSTAT.EXE	31
PID 2792 wrote to memory of 1608	2792	NETSTAT.EXE	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\Order 54409880043.exe
  "C:\Users\Admin\AppData\Local\Temp\Order 54409880043.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Users\Admin\AppData\Local\Temp\Order 54409880043.exe
    "C:\Users\Admin\AppData\Local\Temp\Order 54409880043.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2932
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Order 54409880043.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\215bk9gx2i8m.dll

Filesize
11KB

MD5
3c1357905197e81f502c9b0c4630c47c

SHA1
29121873e5d0504b22ee39a76f9538860184131d

SHA256
0d330bbfd4cdef061cd8be5d5e9aac38484b197b52192327ddf1d2591505323c

SHA512
833cf083f7ec5ece597ac0f6437321f12d140e671710f3aa0d9a789c20241ee2ba2492cf2b5d4bc0e93d12d6b4ac00e8f700502c284b44b2ab1bdb184bae7c03

Download Submit
\Users\Admin\AppData\Local\Temp\nsz479C.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/1344-17-0x0000000003700000-0x0000000003800000-memory.dmp

Filesize
1024KB

Download
memory/1344-18-0x0000000006D30000-0x0000000006E76000-memory.dmp

Filesize
1.3MB

Download
memory/1344-26-0x0000000006D30000-0x0000000006E76000-memory.dmp

Filesize
1.3MB

Download
memory/2348-11-0x0000000074840000-0x0000000074847000-memory.dmp

Filesize
28KB

Download
memory/2348-14-0x0000000074840000-0x0000000074847000-memory.dmp

Filesize
28KB

Download
memory/2792-21-0x0000000000E10000-0x0000000000E19000-memory.dmp

Filesize
36KB

Download
memory/2792-22-0x0000000000E10000-0x0000000000E19000-memory.dmp

Filesize
36KB

Download
memory/2792-23-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2932-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads