xloader | 16478611c7b79652c9256355bc0498b0695d26d5a297011a672a5bac9ca40b76

General

Target

shipment documents for SST2112-250..exe
Size

607KB
MD5

014283a3f74600a5e3184d54d4b9134a
SHA1

f9e163b967fd02e060aaf4020abe6f9e96150526
SHA256

16478611c7b79652c9256355bc0498b0695d26d5a297011a672a5bac9ca40b76
SHA512

01060df227a236cf449c61dcda359ff4b437b89c5491727173afa095bc579a9381106084bbaa463e29e227126bb608563b03c3fe29763e2e1af7135703af5e20

Score

10^/10

xloader a8hq loader persistence rat spyware stealer suricata

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

a8hq

Decoy

veteransductcleaning.com

beajtjunkies.com

houseofascofi.com

scottsdalemediator.com

atelyadesign.com

profitcase.pro

imtokenio.club

qinglingpai.com

bigsmile-meal.net

daytonlivestream.com

aspiradores10.online

ytybs120.com

hdatelier.com

bearpierce.com

yeson28ca.com

booklearner.com

m8j9.club

mmophamthinhlegend.space

hq4a7o6zb.com

sophiadaki.online

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
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4436-136-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/624-143-0x00000000008B0000-0x00000000008DB000-memory.dmp	xloader

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\PTW4ODJ0AD = "C:\\Program Files (x86)\\Exd7ho\\mpxd9fw-z50xxvx.exe"	msiexec.exe

Executes dropped EXE 1 IoCs

Processes:

mpxd9fw-z50xxvx.exe

pid process

2760 mpxd9fw-z50xxvx.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
2760	mpxd9fw-z50xxvx.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

shipment documents for SST2112-250..exeshipment documents for SST2112-250..exemsiexec.exe

description	pid	process	target process
PID 4120 set thread context of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4436 set thread context of 1032	4436	shipment documents for SST2112-250..exe	Explorer.EXE
PID 624 set thread context of 1032	624	msiexec.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

msiexec.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe	msiexec.exe
File opened for modification	C:\Program Files (x86)\Exd7ho	Explorer.EXE
File created	C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

Processes:

shipment documents for SST2112-250..exemsiexec.exe

pid	process
4436	shipment documents for SST2112-250..exe
4436	shipment documents for SST2112-250..exe
4436	shipment documents for SST2112-250..exe
4436	shipment documents for SST2112-250..exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1032 Explorer.EXE

pid	process
1032	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

shipment documents for SST2112-250..exemsiexec.exe

pid	process
4436	shipment documents for SST2112-250..exe
4436	shipment documents for SST2112-250..exe
4436	shipment documents for SST2112-250..exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe
624	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

shipment documents for SST2112-250..exemsiexec.exe

description pid process

Token: SeDebugPrivilege 4436 shipment documents for SST2112-250..exe
Token: SeDebugPrivilege 624 msiexec.exe

description	pid	process
Token: SeDebugPrivilege	4436	shipment documents for SST2112-250..exe
Token: SeDebugPrivilege	624	msiexec.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

shipment documents for SST2112-250..exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 4120 wrote to memory of 4436	4120	shipment documents for SST2112-250..exe	shipment documents for SST2112-250..exe
PID 1032 wrote to memory of 624	1032	Explorer.EXE	msiexec.exe
PID 1032 wrote to memory of 624	1032	Explorer.EXE	msiexec.exe
PID 1032 wrote to memory of 624	1032	Explorer.EXE	msiexec.exe
PID 624 wrote to memory of 3564	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 3564	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 3564	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 2168	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 2168	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 2168	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 1920	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 1920	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 1920	624	msiexec.exe	cmd.exe
PID 624 wrote to memory of 1280	624	msiexec.exe	Firefox.exe
PID 624 wrote to memory of 1280	624	msiexec.exe	Firefox.exe
PID 624 wrote to memory of 1280	624	msiexec.exe	Firefox.exe
PID 1032 wrote to memory of 2760	1032	Explorer.EXE	mpxd9fw-z50xxvx.exe
PID 1032 wrote to memory of 2760	1032	Explorer.EXE	mpxd9fw-z50xxvx.exe
PID 1032 wrote to memory of 2760	1032	Explorer.EXE	mpxd9fw-z50xxvx.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1032

C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe
"C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4120

C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4436

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe"
3⤵
PID:3564

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:2168

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:1920

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1280

C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe
"C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe"
2⤵
- Executes dropped EXE
PID:2760

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe
Filesize
607KB

MD5
014283a3f74600a5e3184d54d4b9134a

SHA1
f9e163b967fd02e060aaf4020abe6f9e96150526

SHA256
16478611c7b79652c9256355bc0498b0695d26d5a297011a672a5bac9ca40b76

SHA512
01060df227a236cf449c61dcda359ff4b437b89c5491727173afa095bc579a9381106084bbaa463e29e227126bb608563b03c3fe29763e2e1af7135703af5e20

Download Submit
C:\Program Files (x86)\Exd7ho\mpxd9fw-z50xxvx.exe
Filesize
607KB

MD5
014283a3f74600a5e3184d54d4b9134a

SHA1
f9e163b967fd02e060aaf4020abe6f9e96150526

SHA256
16478611c7b79652c9256355bc0498b0695d26d5a297011a672a5bac9ca40b76

SHA512
01060df227a236cf449c61dcda359ff4b437b89c5491727173afa095bc579a9381106084bbaa463e29e227126bb608563b03c3fe29763e2e1af7135703af5e20

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
memory/624-143-0x00000000008B0000-0x00000000008DB000-memory.dmp

Filesize
172KB

Download
memory/624-145-0x0000000002790000-0x0000000002ADA000-memory.dmp

Filesize
3.3MB

Download
memory/624-146-0x0000000002650000-0x00000000026E0000-memory.dmp

Filesize
576KB

Download
memory/624-141-0x0000000000000000-mapping.dmp

Download
memory/624-142-0x0000000000420000-0x0000000000432000-memory.dmp

Filesize
72KB

Download
memory/1032-147-0x0000000008350000-0x000000000849C000-memory.dmp

Filesize
1.3MB

Download
memory/1032-140-0x0000000003160000-0x000000000328C000-memory.dmp

Filesize
1.2MB

Download
memory/1920-150-0x0000000000000000-mapping.dmp

Download
memory/2168-148-0x0000000000000000-mapping.dmp

Download
memory/2760-152-0x0000000000000000-mapping.dmp

Download
memory/3564-144-0x0000000000000000-mapping.dmp

Download
memory/4120-130-0x0000000000030000-0x00000000000CE000-memory.dmp

Filesize
632KB

Download
memory/4120-134-0x0000000004A50000-0x0000000004A5A000-memory.dmp

Filesize
40KB

Download
memory/4120-133-0x0000000004B50000-0x0000000004BEC000-memory.dmp

Filesize
624KB

Download
memory/4120-132-0x0000000004AB0000-0x0000000004B42000-memory.dmp

Filesize
584KB

Download
memory/4120-131-0x0000000005060000-0x0000000005604000-memory.dmp

Filesize
5.6MB

Download
memory/4436-139-0x00000000010E0000-0x00000000010F1000-memory.dmp

Filesize
68KB

Download
memory/4436-138-0x0000000001650000-0x000000000199A000-memory.dmp

Filesize
3.3MB

Download
memory/4436-135-0x0000000000000000-mapping.dmp

Download
memory/4436-136-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads