xloader | 2f2ba4f8549cb5de1822f0382532abdcdbd6fc2ad1f2d5120bb4c9f145e84f08

Analysis

max time kernel
3s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
19-01-2022 06:25

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General

Target

Invoice_xls.exe
Size

311KB
MD5

11dd29bb7f2c5cb432b766b5b8dd828d
SHA1

d9fc2d3ef2af139ad15773b448ce1250c7262651
SHA256

2f2ba4f8549cb5de1822f0382532abdcdbd6fc2ad1f2d5120bb4c9f145e84f08
SHA512

9f33dd9911a99757f6b475a1a6725c980d27d18a2ee30bf51ebe6b0f33a4211e294bfae196ec94c44475b92ec08cef94bc0a53ea0c4180f8d49eb336c12f9253

Score

10^/10

xloader 3a4h loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

3a4h

Decoy

mohamedmansour.net

asap.green

influxair.com

45mpt.xyz

cablerailingdesign.com

salesdisrupter.com

cxfarms.com

enerconfederal.com

pl1x.top

nyoz.top

fitnesz.website

minimi36.com

borealiselectricalrepair.com

miskalqurashi.com

importacionesdelfuturo.com

cigfinanacial.com

luxamata.xyz

digicoin724.com

gozabank.com

tribal-treasures.com

Signatures

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

Xloader Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2968-131-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Loads dropped DLL 1 IoCs

Processes:

Invoice_xls.exe

pid process

3388 Invoice_xls.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice_xls.exe

description pid process target process

PID 3388 set thread context of 2968 3388 Invoice_xls.exe Invoice_xls.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
3388	Invoice_xls.exe

description	pid	process	target process
PID 3388 set thread context of 2968	3388	Invoice_xls.exe	Invoice_xls.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Invoice_xls.exe

description	pid	process	target process
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe
PID 3388 wrote to memory of 2968	3388	Invoice_xls.exe	Invoice_xls.exe

C:\Users\Admin\AppData\Local\Temp\Invoice_xls.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice_xls.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3388

C:\Users\Admin\AppData\Local\Temp\Invoice_xls.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice_xls.exe"
2⤵
PID:2968

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsx2039.tmp\rrlxaouw.dll
MD5
e52b051e982b688f4338b012105c35c2

SHA1
eb63d793fd56e83b7b59ddd6b3baa60d7690d451

SHA256
c9d1cef3f23698f94b58de1123e6634dfc575b51d11a5a4eeb03eef31723101c

SHA512
f5177cafb0f7757c5c4445028f80a568c35c170fb15943f7c2d7cb2c7265179a054f4eba629311dd0bfddf1e74abf498755b67aa7d4f21b6b75cd106a6fd0558

Download Submit
memory/2968-131-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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