xloader | 50df1fc76a41a970a44ac40efdd0113c599a7091891dc13c25e78abe52a97158

General

Target

IMG_38575943.exe
Size

341KB
MD5

2a11ef715093c4429cd05dc3950c7f89
SHA1

3199e3c72fc349d9cce951c2c8830d88a8da4454
SHA256

50df1fc76a41a970a44ac40efdd0113c599a7091891dc13c25e78abe52a97158
SHA512

24f2d7a608d421258334144217e97dccdeb023d5e621774f213eda210a8937df0c7d12cfd02e8c96d5951011d6142a320ca3b40bedb8ac6ad5f95ccc6d3d2d0a
SSDEEP

6144:HqPwmYdAbc0C3LFDDOQmjUi0GL9jDAlPMKpPbd6j62AeI4KR0VoFtDFF7g:HqPwmYdAbc0CboQmjIGN6Pzd6j6/eWtU

Score

10^/10

xloader c6si loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c6si

Decoy

tristateinc.construction

americanscaregroundstexas.com

kanimisoshiru.com

wihling.com

fishcheekstosa.com

parentsfuid.com

greenstandmarket.com

fc8fla8kzq.com

gametwist-83.club

jobsncvs.com

directrealtysells.com

avida2015.com

conceptasite.net

arkaneattire.com

indev-mobility.info

2160centurypark412.com

valefloor.com

septembership.com

stackflix.com

jimc0sales.net

Signatures

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2548-11-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2548-15-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2672-20-0x00000000000E0000-0x0000000000109000-memory.dmp	xloader
behavioral1/memory/2672-22-0x00000000000E0000-0x0000000000109000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2328	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

IMG_38575943.exeIMG_38575943.exeraserver.exe

description	pid	Process	procid_target
PID 2664 set thread context of 2548	2664	IMG_38575943.exe	29
PID 2548 set thread context of 1180	2548	IMG_38575943.exe	21
PID 2672 set thread context of 1180	2672	raserver.exe	21

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

IMG_38575943.exeIMG_38575943.exeraserver.exe

pid	Process
2664	IMG_38575943.exe
2548	IMG_38575943.exe
2548	IMG_38575943.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe
2672	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid	Process
1180	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

IMG_38575943.exeraserver.exe

pid	Process
2548	IMG_38575943.exe
2548	IMG_38575943.exe
2548	IMG_38575943.exe
2672	raserver.exe
2672	raserver.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

IMG_38575943.exeIMG_38575943.exeraserver.exe

description	pid	Process
Token: SeDebugPrivilege	2664	IMG_38575943.exe
Token: SeDebugPrivilege	2548	IMG_38575943.exe
Token: SeDebugPrivilege	2672	raserver.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

IMG_38575943.exeExplorer.EXEraserver.exe

description	pid	Process	procid_target
PID 2664 wrote to memory of 2532	2664	IMG_38575943.exe	28
PID 2664 wrote to memory of 2532	2664	IMG_38575943.exe	28
PID 2664 wrote to memory of 2532	2664	IMG_38575943.exe	28
PID 2664 wrote to memory of 2532	2664	IMG_38575943.exe	28
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 2664 wrote to memory of 2548	2664	IMG_38575943.exe	29
PID 1180 wrote to memory of 2672	1180	Explorer.EXE	30
PID 1180 wrote to memory of 2672	1180	Explorer.EXE	30
PID 1180 wrote to memory of 2672	1180	Explorer.EXE	30
PID 1180 wrote to memory of 2672	1180	Explorer.EXE	30
PID 2672 wrote to memory of 2328	2672	raserver.exe	33
PID 2672 wrote to memory of 2328	2672	raserver.exe	33
PID 2672 wrote to memory of 2328	2672	raserver.exe	33
PID 2672 wrote to memory of 2328	2672	raserver.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe"
    3⤵
    PID:2532
- - C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2548
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\IMG_38575943.exe"
    3⤵
    - Deletes itself
    PID:2328

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1180-31-0x0000000005270000-0x00000000053A8000-memory.dmp

Filesize
1.2MB

Download
memory/1180-28-0x00000000050E0000-0x000000000526F000-memory.dmp

Filesize
1.6MB

Download
memory/1180-27-0x0000000005270000-0x00000000053A8000-memory.dmp

Filesize
1.2MB

Download
memory/1180-26-0x0000000005270000-0x00000000053A8000-memory.dmp

Filesize
1.2MB

Download
memory/1180-17-0x00000000050E0000-0x000000000526F000-memory.dmp

Filesize
1.6MB

Download
memory/2548-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2548-16-0x0000000000180000-0x0000000000191000-memory.dmp

Filesize
68KB

Download
memory/2548-7-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2548-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2548-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2548-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2548-13-0x0000000000A20000-0x0000000000D23000-memory.dmp

Filesize
3.0MB

Download
memory/2664-12-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/2664-4-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/2664-6-0x0000000005490000-0x00000000054EE000-memory.dmp

Filesize
376KB

Download
memory/2664-5-0x00000000047A0000-0x00000000047E0000-memory.dmp

Filesize
256KB

Download
memory/2664-0-0x00000000001A0000-0x00000000001FC000-memory.dmp

Filesize
368KB

Download
memory/2664-1-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/2664-2-0x00000000047A0000-0x00000000047E0000-memory.dmp

Filesize
256KB

Download
memory/2664-3-0x0000000000510000-0x000000000051C000-memory.dmp

Filesize
48KB

Download
memory/2672-18-0x0000000000450000-0x000000000046C000-memory.dmp

Filesize
112KB

Download
memory/2672-24-0x00000000004B0000-0x0000000000540000-memory.dmp

Filesize
576KB

Download
memory/2672-22-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/2672-21-0x0000000001FF0000-0x00000000022F3000-memory.dmp

Filesize
3.0MB

Download
memory/2672-20-0x00000000000E0000-0x0000000000109000-memory.dmp

Filesize
164KB

Download
memory/2672-19-0x0000000000450000-0x000000000046C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads