xloader | a0b018fb2193eec4f61de14d4d60b1cae8ba46b2cabfc704d59ac6d134dbf4e5

General

Target

8c2d96ab_by_Libranalysis.exe
Size

205KB
MD5

8c2d96abda99516a36f04f6a504bf79e
SHA1

b2e6c392636248c2705ac3a23a6fafbc8e5c1897
SHA256

a0b018fb2193eec4f61de14d4d60b1cae8ba46b2cabfc704d59ac6d134dbf4e5
SHA512

f1223ff5e2c800b049600264a6fa69293dc7c404697a506da7cfa29e1977b8ce97860c164b46e9840d89dba69defafa9930b7af76e0a6617691bf5bc1e4e3144

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.onyxcomputing.com/u8nw/

Decoy

constructionjadams.com

organicwellnessfarm.com

beautiful.tours

medvows.com

foxparanormal.com

fsmxmc.com

graniterealestategroup.net

qgi1.com

astrologicsolutions.com

rafbar.com

bastiontools.net

emotist.com

stacyleets.com

bloodtypealpha.com

healtybenenfitsplus.com

vavadadoa3.com

chefbenhk.com

dotgz.com

xn--z4qm188e645c.com

ethyi.com

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1744-64-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1700-71-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

888 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

8c2d96ab_by_Libranalysis.exe

pid process

1084 8c2d96ab_by_Libranalysis.exe

pid	process
888	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

8c2d96ab_by_Libranalysis.exe8c2d96ab_by_Libranalysis.exesvchost.exe

description	pid	process	target process
PID 1084 set thread context of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1744 set thread context of 1288	1744	8c2d96ab_by_Libranalysis.exe	Explorer.EXE
PID 1700 set thread context of 1288	1700	svchost.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 30 IoCs

Processes:

8c2d96ab_by_Libranalysis.exesvchost.exe

pid	process
1744	8c2d96ab_by_Libranalysis.exe
1744	8c2d96ab_by_Libranalysis.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe
1700	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE

pid	process
1288	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

8c2d96ab_by_Libranalysis.exe8c2d96ab_by_Libranalysis.exesvchost.exe

pid	process
1084	8c2d96ab_by_Libranalysis.exe
1744	8c2d96ab_by_Libranalysis.exe
1744	8c2d96ab_by_Libranalysis.exe
1744	8c2d96ab_by_Libranalysis.exe
1700	svchost.exe
1700	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8c2d96ab_by_Libranalysis.exesvchost.exe

description pid process

Token: SeDebugPrivilege 1744 8c2d96ab_by_Libranalysis.exe
Token: SeDebugPrivilege 1700 svchost.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1744	8c2d96ab_by_Libranalysis.exe
Token: SeDebugPrivilege	1700	svchost.exe

pid	process
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE

pid	process
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

8c2d96ab_by_Libranalysis.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 1084 wrote to memory of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1084 wrote to memory of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1084 wrote to memory of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1084 wrote to memory of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1084 wrote to memory of 1744	1084	8c2d96ab_by_Libranalysis.exe	8c2d96ab_by_Libranalysis.exe
PID 1288 wrote to memory of 1700	1288	Explorer.EXE	svchost.exe
PID 1288 wrote to memory of 1700	1288	Explorer.EXE	svchost.exe
PID 1288 wrote to memory of 1700	1288	Explorer.EXE	svchost.exe
PID 1288 wrote to memory of 1700	1288	Explorer.EXE	svchost.exe
PID 1700 wrote to memory of 888	1700	svchost.exe	cmd.exe
PID 1700 wrote to memory of 888	1700	svchost.exe	cmd.exe
PID 1700 wrote to memory of 888	1700	svchost.exe	cmd.exe
PID 1700 wrote to memory of 888	1700	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1288

C:\Users\Admin\AppData\Local\Temp\8c2d96ab_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\8c2d96ab_by_Libranalysis.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1084

C:\Users\Admin\AppData\Local\Temp\8c2d96ab_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\8c2d96ab_by_Libranalysis.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1744

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\8c2d96ab_by_Libranalysis.exe"
3⤵
- Deletes itself
PID:888

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\nsx56E.tmp\ijjn4rmb.dll
MD5
b8d5ccc0769f2b46d120f58366a70748

SHA1
e18714d1745d50244f38d1d5450fb0dc138e4a9a

SHA256
5e31e46243351c07b44e1ab234751d077675afa3b9ace2467bffb5d83001efbd

SHA512
9ce576c9ffbe2eb355e553a1396bbf3e6d929cacf4c77429db1b090eff526da6c12438f8fde33787d745775fb149f9d3921785d3b9b4ed26d9835198ef063e2c

Download Submit
memory/888-69-0x0000000000000000-mapping.dmp

Download
memory/1084-63-0x00000000002F0000-0x00000000002F2000-memory.dmp

Filesize
8KB

Download
memory/1084-60-0x00000000752F1000-0x00000000752F3000-memory.dmp

Filesize
8KB

Download
memory/1288-67-0x0000000004FF0000-0x0000000005197000-memory.dmp

Filesize
1.7MB

Download
memory/1288-74-0x00000000049A0000-0x0000000004A73000-memory.dmp

Filesize
844KB

Download
memory/1700-68-0x0000000000000000-mapping.dmp

Download
memory/1700-70-0x0000000000610000-0x0000000000618000-memory.dmp

Filesize
32KB

Download
memory/1700-71-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1700-72-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/1700-73-0x0000000000460000-0x00000000004EF000-memory.dmp

Filesize
572KB

Download
memory/1744-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1744-65-0x0000000000840000-0x0000000000B43000-memory.dmp

Filesize
3.0MB

Download
memory/1744-66-0x00000000002B0000-0x00000000002C0000-memory.dmp

Filesize
64KB

Download
memory/1744-62-0x000000000041D0C0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads