xloader | 80e9dba66f17d667abcec87377d1cf5529eefec5b6d449663860abcfb443ef70

General

Target

AgroAG008021921doc_pdf.exe
Size

296KB
MD5

8c17ba485d997f4613ae37d2ae89d724
SHA1

910883faa1ea6c99da8e26e44e3a9b29a6b21021
SHA256

c1fa41f10a15d258d2edf7c06648ad2413ca25d7e2b4de2b45acfde204b1cf45
SHA512

36a771bdfa3657a2bd606707267ef442a84cfb236d548efe189049aa2f3656b3a0f70289653ce49b885240ab081c68cbd17ba0c3c6e019e9086b10a4896ee8f6
SSDEEP

6144:2x/MjiVFI8EXfPGUN237w78+0JSuYWuvXIqQeMjXSVE:K1o8EX2Uw3UY1JkhTQeMDJ

Score

10^/10

xloader gzcj 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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2248-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2248-15-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2248-19-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2696-25-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2876	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

AgroAG008021921doc_pdf.exe

pid	Process
1960	AgroAG008021921doc_pdf.exe
1960	AgroAG008021921doc_pdf.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

AgroAG008021921doc_pdf.exeAgroAG008021921doc_pdf.exeexplorer.exe

description	pid	Process	procid_target
PID 1960 set thread context of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 2248 set thread context of 1192	2248	AgroAG008021921doc_pdf.exe	21
PID 2248 set thread context of 1192	2248	AgroAG008021921doc_pdf.exe	21
PID 2696 set thread context of 1192	2696	explorer.exe	21

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 35 IoCs

Processes:

AgroAG008021921doc_pdf.exeAgroAG008021921doc_pdf.exeexplorer.exe

pid	Process
1960	AgroAG008021921doc_pdf.exe
1960	AgroAG008021921doc_pdf.exe
1960	AgroAG008021921doc_pdf.exe
1960	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

AgroAG008021921doc_pdf.exeAgroAG008021921doc_pdf.exeexplorer.exe

pid	Process
1960	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2248	AgroAG008021921doc_pdf.exe
2696	explorer.exe
2696	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AgroAG008021921doc_pdf.exeexplorer.exe

description	pid	Process
Token: SeDebugPrivilege	2248	AgroAG008021921doc_pdf.exe
Token: SeDebugPrivilege	2696	explorer.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

AgroAG008021921doc_pdf.exeExplorer.EXEexplorer.exe

description	pid	Process	procid_target
PID 1960 wrote to memory of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 1960 wrote to memory of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 1960 wrote to memory of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 1960 wrote to memory of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 1960 wrote to memory of 2248	1960	AgroAG008021921doc_pdf.exe	28
PID 1192 wrote to memory of 2696	1192	Explorer.EXE	30
PID 1192 wrote to memory of 2696	1192	Explorer.EXE	30
PID 1192 wrote to memory of 2696	1192	Explorer.EXE	30
PID 1192 wrote to memory of 2696	1192	Explorer.EXE	30
PID 2696 wrote to memory of 2876	2696	explorer.exe	31
PID 2696 wrote to memory of 2876	2696	explorer.exe	31
PID 2696 wrote to memory of 2876	2696	explorer.exe	31
PID 2696 wrote to memory of 2876	2696	explorer.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\AgroAG008021921doc_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\AgroAG008021921doc_pdf.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Users\Admin\AppData\Local\Temp\AgroAG008021921doc_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\AgroAG008021921doc_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2248
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2624
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\AgroAG008021921doc_pdf.exe"
    3⤵
    - Deletes itself
    PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\ncvh5f0cmlhy.dll

Filesize
10KB

MD5
69d7a8b09151eed513bb240305f08c1b

SHA1
9de884849a301ad036c2491246cde2157e2f63b1

SHA256
c237c5d665f8fd074c3d2cbbe2da7751f5841ba56be8d103abf86a07bdd961e9

SHA512
b6a4011cef892dff62a9a40aa035f6cf749750962e61d30dd754fc4e268587cbe87a92cb3e218b4fe50baebbba9aa2d7c2bfecc172dc13ef66cdb18576c90f62

Download Submit
\Users\Admin\AppData\Local\Temp\nsi1B2F.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/1192-20-0x0000000005020000-0x000000000512B000-memory.dmp

Filesize
1.0MB

Download
memory/1192-28-0x0000000005020000-0x000000000512B000-memory.dmp

Filesize
1.0MB

Download
memory/1192-16-0x0000000006750000-0x000000000688A000-memory.dmp

Filesize
1.2MB

Download
memory/1192-18-0x0000000006750000-0x000000000688A000-memory.dmp

Filesize
1.2MB

Download
memory/1960-11-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/1960-13-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2248-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2248-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2248-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-23-0x0000000000190000-0x0000000000411000-memory.dmp

Filesize
2.5MB

Download
memory/2696-24-0x0000000000190000-0x0000000000411000-memory.dmp

Filesize
2.5MB

Download
memory/2696-25-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads