xloader | bae8e6518524a6945339b3a0901e9ad43c03441000b239d777bf60e58eed6324

Analysis

max time kernel
122s
max time network
131s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29-12-2023 22:29

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General

Target

05a0edfd781368d1b62b066b5aadb278.exe
Size

967KB
MD5

05a0edfd781368d1b62b066b5aadb278
SHA1

cfd9740076f345776543d874d0705571618601c0
SHA256

bae8e6518524a6945339b3a0901e9ad43c03441000b239d777bf60e58eed6324
SHA512

5e2152bdbac47a23cc3d6c524a3c1fd897c51a28a5c17986af8b6679570c8a7b4f38b374836464f72eda59f8bbef873c46bed51bd21b77d974b0cc1f6c8b8610
SSDEEP

12288:EN+rQEDaNyW91w1P+fRyEOzM8KX8MYD7uwgGEtZ182+j4h:dr5DaNyW91wd+fRvOzpKzSywO182Vh

Score

10^/10

xloader k8b5 loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

k8b5

Decoy

sardamedicals.com

reelectkendavis4council.com

coreconsultation.com

fajarazhary.com

mybitearner.com

brightpet.info

voicewithchoice.com

bailbondscompany.xyz

7133333333.com

delights.info

gawlvegdr.icu

sdqhpm.com

we2savvyok.com

primallifeathlete.com

gdsinglecell.com

isokineticmachines.com

smartneckrelax.com

gardenvintage.com

hiphopvolume.com

medicapoint.com

Signatures

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

Xloader payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2640-14-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

05a0edfd781368d1b62b066b5aadb278.exe

description pid process target process

PID 2360 set thread context of 2640 2360 05a0edfd781368d1b62b066b5aadb278.exe 05a0edfd781368d1b62b066b5aadb278.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

05a0edfd781368d1b62b066b5aadb278.exe05a0edfd781368d1b62b066b5aadb278.exe

pid process

2360 05a0edfd781368d1b62b066b5aadb278.exe
2360 05a0edfd781368d1b62b066b5aadb278.exe
2640 05a0edfd781368d1b62b066b5aadb278.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

05a0edfd781368d1b62b066b5aadb278.exe

description pid process

Token: SeDebugPrivilege 2360 05a0edfd781368d1b62b066b5aadb278.exe

description	pid	process	target process
PID 2360 set thread context of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe

pid	process
2360	05a0edfd781368d1b62b066b5aadb278.exe
2360	05a0edfd781368d1b62b066b5aadb278.exe
2640	05a0edfd781368d1b62b066b5aadb278.exe

description	pid	process
Token: SeDebugPrivilege	2360	05a0edfd781368d1b62b066b5aadb278.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

05a0edfd781368d1b62b066b5aadb278.exe

description	pid	process	target process
PID 2360 wrote to memory of 2608	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2608	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2608	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2608	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe
PID 2360 wrote to memory of 2640	2360	05a0edfd781368d1b62b066b5aadb278.exe	05a0edfd781368d1b62b066b5aadb278.exe

C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe
"C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360

C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe
"C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe"
2⤵
PID:2608

C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe
"C:\Users\Admin\AppData\Local\Temp\05a0edfd781368d1b62b066b5aadb278.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2640

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2360-6-0x0000000005060000-0x00000000050E8000-memory.dmp

Filesize
544KB

Download
memory/2360-1-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-2-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2360-3-0x0000000000620000-0x000000000063C000-memory.dmp

Filesize
112KB

Download
memory/2360-4-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-5-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2360-0-0x0000000001080000-0x0000000001178000-memory.dmp

Filesize
992KB

Download
memory/2360-7-0x0000000000B40000-0x0000000000B92000-memory.dmp

Filesize
328KB

Download
memory/2360-15-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2640-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2640-16-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Filesize
3.0MB

Download