xloader | a7c1f4ae5c35b88e68b4d82db4c7e14d53922946d853569b5efd5050e7480229

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02-09-2022 03:27

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General

Target

34.exe
Size

180KB
MD5

7677c811c83f21eb325cee4e19efd155
SHA1

b443ae091cf1f897fc7e3a08fd16d4d1217a995c
SHA256

e73d3a2c368dac48144eb131a29b79bafd11fc6434fc2afd8ee512a3bfe4871b
SHA512

3b434afc88f534dbdd6727f47101c55d30e46b4b86039ba00356092b9c0693c6a042e117c00bcef4987a587a65b6d8f7992fbb108e2468f268e5e40fe5737e89
SSDEEP

3072:MT2jRLlS/s+YDWhRW08JgsJZUzjsL54hd/NYKgd9m7YapOW:Fjpo3Yn08J7jUPi54hdOM7j

Score

10^/10

xloader loader persistence rat spyware stealer

Malware Config

Signatures

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1532-139-0x0000000000590000-0x00000000005BD000-memory.dmp	xloader
behavioral2/memory/1532-144-0x0000000000590000-0x00000000005BD000-memory.dmp	xloader
C:\Program Files (x86)\Xe6-8ftbp\configat6.exe	xloader
C:\Program Files (x86)\Xe6-8ftbp\configat6.exe	xloader

Executes dropped EXE 1 IoCs

Processes:

configat6.exe

pid process

3804 configat6.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

34.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 34.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
3804	configat6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	34.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\RH-HOBTH = "C:\\Program Files (x86)\\Xe6-8ftbp\\configat6.exe"	wscript.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

34.exewscript.exe

description	pid	process	target process
PID 1368 set thread context of 2248	1368	34.exe	Explorer.EXE
PID 1368 set thread context of 2248	1368	34.exe	Explorer.EXE
PID 1532 set thread context of 2248	1532	wscript.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

wscript.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Xe6-8ftbp\configat6.exe	wscript.exe
File opened for modification	C:\Program Files (x86)\Xe6-8ftbp	Explorer.EXE
File created	C:\Program Files (x86)\Xe6-8ftbp\configat6.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Xe6-8ftbp\configat6.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wscript.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

34.exewscript.execonfigat6.exe

pid	process
1368	34.exe
1368	34.exe
1368	34.exe
1368	34.exe
1368	34.exe
1368	34.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
3804	configat6.exe
3804	configat6.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe
1532	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2248 Explorer.EXE
Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

34.exewscript.exe

pid process

1368 34.exe
1368 34.exe
1368 34.exe
1368 34.exe
1532 wscript.exe
1532 wscript.exe
1532 wscript.exe
1532 wscript.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

34.exewscript.execonfigat6.exe

description pid process

Token: SeDebugPrivilege 1368 34.exe
Token: SeDebugPrivilege 1532 wscript.exe
Token: SeDebugPrivilege 3804 configat6.exe

pid	process
2248	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1368	34.exe
Token: SeDebugPrivilege	1532	wscript.exe
Token: SeDebugPrivilege	3804	configat6.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

34.exewscript.exeExplorer.EXE

description	pid	process	target process
PID 1368 wrote to memory of 1532	1368	34.exe	wscript.exe
PID 1368 wrote to memory of 1532	1368	34.exe	wscript.exe
PID 1368 wrote to memory of 1532	1368	34.exe	wscript.exe
PID 1532 wrote to memory of 2496	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 2496	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 2496	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 3872	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 3872	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 3872	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 4172	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 4172	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 4172	1532	wscript.exe	cmd.exe
PID 1532 wrote to memory of 5116	1532	wscript.exe	Firefox.exe
PID 1532 wrote to memory of 5116	1532	wscript.exe	Firefox.exe
PID 1532 wrote to memory of 5116	1532	wscript.exe	Firefox.exe
PID 2248 wrote to memory of 3804	2248	Explorer.EXE	configat6.exe
PID 2248 wrote to memory of 3804	2248	Explorer.EXE	configat6.exe
PID 2248 wrote to memory of 3804	2248	Explorer.EXE	configat6.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2248

C:\Users\Admin\AppData\Local\Temp\34.exe
"C:\Users\Admin\AppData\Local\Temp\34.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
3⤵
- Adds 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:1532

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\34.exe"
4⤵
PID:2496

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
4⤵
PID:3872

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
4⤵
PID:4172

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
4⤵
PID:5116

C:\Program Files (x86)\Xe6-8ftbp\configat6.exe
"C:\Program Files (x86)\Xe6-8ftbp\configat6.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3804

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Xe6-8ftbp\configat6.exe
Filesize
180KB

MD5
7677c811c83f21eb325cee4e19efd155

SHA1
b443ae091cf1f897fc7e3a08fd16d4d1217a995c

SHA256
e73d3a2c368dac48144eb131a29b79bafd11fc6434fc2afd8ee512a3bfe4871b

SHA512
3b434afc88f534dbdd6727f47101c55d30e46b4b86039ba00356092b9c0693c6a042e117c00bcef4987a587a65b6d8f7992fbb108e2468f268e5e40fe5737e89

Download Submit
C:\Program Files (x86)\Xe6-8ftbp\configat6.exe
Filesize
180KB

MD5
7677c811c83f21eb325cee4e19efd155

SHA1
b443ae091cf1f897fc7e3a08fd16d4d1217a995c

SHA256
e73d3a2c368dac48144eb131a29b79bafd11fc6434fc2afd8ee512a3bfe4871b

SHA512
3b434afc88f534dbdd6727f47101c55d30e46b4b86039ba00356092b9c0693c6a042e117c00bcef4987a587a65b6d8f7992fbb108e2468f268e5e40fe5737e89

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/1368-133-0x0000000001560000-0x0000000001571000-memory.dmp

Filesize
68KB

Download
memory/1368-135-0x00000000019F0000-0x0000000001A01000-memory.dmp

Filesize
68KB

Download
memory/1368-132-0x00000000015A0000-0x00000000018EA000-memory.dmp

Filesize
3.3MB

Download
memory/1532-137-0x0000000000000000-mapping.dmp

Download
memory/1532-139-0x0000000000590000-0x00000000005BD000-memory.dmp

Filesize
180KB

Download
memory/1532-141-0x0000000002AC0000-0x0000000002E0A000-memory.dmp

Filesize
3.3MB

Download
memory/1532-142-0x00000000027F0000-0x0000000002880000-memory.dmp

Filesize
576KB

Download
memory/1532-138-0x0000000000E00000-0x0000000000E27000-memory.dmp

Filesize
156KB

Download
memory/1532-144-0x0000000000590000-0x00000000005BD000-memory.dmp

Filesize
180KB

Download
memory/2248-143-0x0000000002CF0000-0x0000000002DCF000-memory.dmp

Filesize
892KB

Download
memory/2248-145-0x0000000002CF0000-0x0000000002DCF000-memory.dmp

Filesize
892KB

Download
memory/2248-136-0x0000000002B00000-0x0000000002BB7000-memory.dmp

Filesize
732KB

Download
memory/2248-134-0x0000000002EF0000-0x0000000003090000-memory.dmp

Filesize
1.6MB

Download
memory/2496-140-0x0000000000000000-mapping.dmp

Download
memory/3804-150-0x0000000000000000-mapping.dmp

Download
memory/3804-153-0x0000000001920000-0x0000000001C6A000-memory.dmp

Filesize
3.3MB

Download
memory/3872-146-0x0000000000000000-mapping.dmp

Download
memory/4172-148-0x0000000000000000-mapping.dmp

Download