xloader | 4685c8e4c8836d97c08ac60084f1ad2a12e0abed103c9a7048e3c36b40e8ed6d

General

Target

fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
Size

939KB
MD5

fe2fc04068910b2e437f2dc9cd200ede
SHA1

25f9e68d137d9b3b708eaa0e46b8d897b5f725bf
SHA256

4685c8e4c8836d97c08ac60084f1ad2a12e0abed103c9a7048e3c36b40e8ed6d
SHA512

5dba5c5dcafcf87d9f4e59a2e1c9889ccbda8c537a1560249955ab5c70d9a1a13909d066987b755c49b0ce2af431a45c0f2dfd5c73638acd6b1c77b6d3647057
SSDEEP

24576:zkIW8ijyZU2YGaev1e0C40ui4ShmljIbnQrKboM:zkDZjAaet44S2IbnB0M

Score

10^/10

xloader uecu loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

uecu

Decoy

ishtarhotel.com

woodstrends.icu

jalenowens.com

manno.expert

ssg1asia.com

telepathylaw.com

quickoprintnv.com

abrosnm3.com

lumberjackcatering.com

beachujamaica.com

thomasjeffersonbyrd.com

starryfinds.com

shelavish2.com

royalglamempirellc.com

deixandomeuemprego.com

alexgoestech.xyz

opticamn.com

fermanchevybrandon.com

milbodegas.info

adunarsrl.com

Signatures

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

Xloader payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1540-13-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/1540-18-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/1540-22-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/2184-26-0x0000000000770000-0x0000000000798000-memory.dmp	xloader
behavioral2/memory/2184-27-0x0000000000770000-0x0000000000798000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exeRegSvcs.exe

description	pid	process	target process
PID 4396 set thread context of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 1540 set thread context of 3452	1540	RegSvcs.exe	Explorer.EXE
PID 1540 set thread context of 3452	1540	RegSvcs.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exeRegSvcs.exe

pid	process
4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

RegSvcs.exe

pid process

1540 RegSvcs.exe
1540 RegSvcs.exe
1540 RegSvcs.exe
1540 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4396 fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
Token: SeDebugPrivilege 1540 RegSvcs.exe

pid	process
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe
1540	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
Token: SeDebugPrivilege	1540	RegSvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exeExplorer.EXE

description	pid	process	target process
PID 4396 wrote to memory of 1904	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1904	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1904	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1028	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1028	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1028	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 4396 wrote to memory of 1540	4396	fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe	RegSvcs.exe
PID 3452 wrote to memory of 2184	3452	Explorer.EXE	rundll32.exe
PID 3452 wrote to memory of 2184	3452	Explorer.EXE	rundll32.exe
PID 3452 wrote to memory of 2184	3452	Explorer.EXE	rundll32.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3452

C:\Users\Admin\AppData\Local\Temp\fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe2fc04068910b2e437f2dc9cd200ede_JaffaCakes118.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4396

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1904

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1028

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1540

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
PID:2184

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:3684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1540-22-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1540-16-0x0000000001380000-0x00000000016CA000-memory.dmp

Filesize
3.3MB

Download
memory/1540-18-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1540-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1540-19-0x0000000000DD0000-0x0000000000DE0000-memory.dmp

Filesize
64KB

Download
memory/1540-23-0x0000000000E30000-0x0000000000E40000-memory.dmp

Filesize
64KB

Download
memory/2184-27-0x0000000000770000-0x0000000000798000-memory.dmp

Filesize
160KB

Download
memory/2184-25-0x00000000001A0000-0x00000000001B4000-memory.dmp

Filesize
80KB

Download
memory/2184-26-0x0000000000770000-0x0000000000798000-memory.dmp

Filesize
160KB

Download
memory/3452-24-0x00000000088C0000-0x0000000008A56000-memory.dmp

Filesize
1.6MB

Download
memory/3452-20-0x0000000002AC0000-0x0000000002B74000-memory.dmp

Filesize
720KB

Download
memory/3452-30-0x00000000088C0000-0x0000000008A56000-memory.dmp

Filesize
1.6MB

Download
memory/3452-32-0x0000000002CB0000-0x0000000002DC1000-memory.dmp

Filesize
1.1MB

Download
memory/4396-6-0x0000000004C70000-0x0000000004C7A000-memory.dmp

Filesize
40KB

Download
memory/4396-7-0x0000000004F30000-0x0000000004F86000-memory.dmp

Filesize
344KB

Download
memory/4396-12-0x0000000008A70000-0x0000000008A9E000-memory.dmp

Filesize
184KB

Download
memory/4396-11-0x0000000006430000-0x00000000064CE000-memory.dmp

Filesize
632KB

Download
memory/4396-10-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download
memory/4396-9-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-8-0x00000000051F0000-0x0000000005206000-memory.dmp

Filesize
88KB

Download
memory/4396-15-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-0-0x0000000000140000-0x0000000000230000-memory.dmp

Filesize
960KB

Download
memory/4396-5-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download
memory/4396-4-0x0000000004D70000-0x0000000004E02000-memory.dmp

Filesize
584KB

Download
memory/4396-3-0x0000000005280000-0x0000000005824000-memory.dmp

Filesize
5.6MB

Download
memory/4396-1-0x0000000004B90000-0x0000000004C2C000-memory.dmp

Filesize
624KB

Download
memory/4396-2-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads