xloader | ec2271f9e6e57b84cae0e6df2af197a02133e5644d55eb3d2be373681397f919

General

Target

raw f.exe
Size

208KB
MD5

319f554641bef914792208e976030780
SHA1

111fd72e1f312727754f784a0da9b1a98fb4a00b
SHA256

ec2271f9e6e57b84cae0e6df2af197a02133e5644d55eb3d2be373681397f919
SHA512

a3f900284c9295e3378f291e41b7ddec4316c6916ba54b8fb7f448acda4c44bf9ec0331287a03b719ff451e9380b9a790cb7a60cb926103a97cd8617b3c2be6b

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.citestaccnt1597666144.com/ud9e/

Decoy

casezs.com

gascubby.com

pekodains.com

superskosh.com

avktinfracon.com

slink.finance

thegreathopeofearth.com

thebattleofthestars.com

utmxpxq.icu

mamaandbabycleaningservice.com

officialtimelessbeauty.com

keeper.network

leyingcp.com

helpforharrysheroes.com

cohenforleehealthboard.com

wsilhavy.net

logisticsconsultinglimited.com

btechnician.com

dynamicpersiankitten.com

nuplaz.com

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/580-117-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2844-123-0x0000000002C00000-0x0000000002C29000-memory.dmp	xloader

Loads dropped DLL 1 IoCs

Processes:

raw f.exe

pid process

904 raw f.exe

pid	process
904	raw f.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

raw f.exeraw f.execscript.exe

description	pid	process	target process
PID 904 set thread context of 580	904	raw f.exe	raw f.exe
PID 580 set thread context of 3052	580	raw f.exe	Explorer.EXE
PID 2844 set thread context of 3052	2844	cscript.exe	Explorer.EXE

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

raw f.execscript.exe

pid	process
580	raw f.exe
580	raw f.exe
580	raw f.exe
580	raw f.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe
2844	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

raw f.exeraw f.execscript.exe

pid process

904 raw f.exe
580 raw f.exe
580 raw f.exe
580 raw f.exe
2844 cscript.exe
2844 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

raw f.execscript.exe

description pid process

Token: SeDebugPrivilege 580 raw f.exe
Token: SeDebugPrivilege 2844 cscript.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE

pid	process
3052	Explorer.EXE

pid	process
904	raw f.exe
580	raw f.exe
580	raw f.exe
580	raw f.exe
2844	cscript.exe
2844	cscript.exe

description	pid	process
Token: SeDebugPrivilege	580	raw f.exe
Token: SeDebugPrivilege	2844	cscript.exe

pid	process
3052	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

raw f.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 904 wrote to memory of 580	904	raw f.exe	raw f.exe
PID 904 wrote to memory of 580	904	raw f.exe	raw f.exe
PID 904 wrote to memory of 580	904	raw f.exe	raw f.exe
PID 904 wrote to memory of 580	904	raw f.exe	raw f.exe
PID 3052 wrote to memory of 2844	3052	Explorer.EXE	cscript.exe
PID 3052 wrote to memory of 2844	3052	Explorer.EXE	cscript.exe
PID 3052 wrote to memory of 2844	3052	Explorer.EXE	cscript.exe
PID 2844 wrote to memory of 1308	2844	cscript.exe	cmd.exe
PID 2844 wrote to memory of 1308	2844	cscript.exe	cmd.exe
PID 2844 wrote to memory of 1308	2844	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\raw f.exe
"C:\Users\Admin\AppData\Local\Temp\raw f.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:904

C:\Users\Admin\AppData\Local\Temp\raw f.exe
"C:\Users\Admin\AppData\Local\Temp\raw f.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:580

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2844

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\raw f.exe"
3⤵
PID:1308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

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

\Users\Admin\AppData\Local\Temp\nsi9A92.tmp\kmz6hm1h6.dll
MD5
b937f8200c5d612b33a43dd0b6d64876

SHA1
8545ea96f096b6f51021c2318bddaf7862d4aca0

SHA256
fd88cde6d3171f1f9ce43388c9a7994475785fbb4897e4e1c7a64025217f0530

SHA512
fcc86a5d75d8c1db30e6b8bb720d3ddc7e8e7944c75f4c342ef6649334afd529d5e0bd0426d9434ce547b3d3bd5e6937dd32d2726fbe60d35f3768b651aea90a

Download Submit
memory/580-120-0x00000000009D0000-0x0000000000CF0000-memory.dmp

Filesize
3.1MB

Download
memory/580-117-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/580-118-0x00000000009B0000-0x00000000009C0000-memory.dmp

Filesize
64KB

Download
memory/580-115-0x000000000041D110-mapping.dmp

Download
memory/904-116-0x0000000002FD0000-0x0000000002FF3000-memory.dmp

Filesize
140KB

Download
memory/1308-124-0x0000000000000000-mapping.dmp

Download
memory/2844-121-0x0000000000000000-mapping.dmp

Download
memory/2844-122-0x00000000001D0000-0x00000000001F7000-memory.dmp

Filesize
156KB

Download
memory/2844-123-0x0000000002C00000-0x0000000002C29000-memory.dmp

Filesize
164KB

Download
memory/2844-125-0x00000000045F0000-0x0000000004910000-memory.dmp

Filesize
3.1MB

Download
memory/2844-126-0x0000000004440000-0x00000000044CF000-memory.dmp

Filesize
572KB

Download
memory/3052-119-0x0000000002680000-0x0000000002746000-memory.dmp

Filesize
792KB

Download
memory/3052-127-0x0000000004C80000-0x0000000004D77000-memory.dmp

Filesize
988KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads