xloader | 810f464547c07f3f60a5e929eaee77406b0c6a964b46f441aa7471415aefc118

General

Target

purchase order # 3061552371.exe
Size

690KB
MD5

d13fe90ba28506d6da905387249bc084
SHA1

ae86ea40fa1532425e7af51c4356a07d75303f91
SHA256

33a9702e83888498799c0144e3a3ac06e095aa452ce066a02a3860dcd90d6bb8
SHA512

3063e00f6081bb3e0305ddd828953bef896514a38345d1322ba0b39cb566a7969007c12574b75fa06811da06f4aa0dc5cc40756a568107d3da1c51e14702b960
SSDEEP

6144:xY0q7t5k5vNbHSEOJZMtqEZr4aqiCXbwX1wm2D/o8StukFUgpx7kGclFMWqcaP:iQTiMgSF9CXb0B2YLTpNILqZ

Score

10^/10

xloader imm8 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

imm8

Decoy

insteuctire.com

zomkeroad.icu

setiptv.pro

hk2good.com

writerby.com

giftebuy.com

siterising.com

learnsmartly.net

paanopinoy.com

jerikocreativehub.com

whitenoisestore.com

itownfwl.com

kumamotors.com

luxqueen.club

psychiaterinschweiz.net

sanchez-gomez.info

seriesplum.com

eagleweldingmn.com

6917199.com

kundantanti.com

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1032-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1032-17-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/444-22-0x0000000000BB0000-0x0000000000BD9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1184 set thread context of 1032	1184	purchase order # 3061552371.exe	91
PID 1032 set thread context of 3420	1032	purchase order # 3061552371.exe	56
PID 444 set thread context of 3420	444	cmstp.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	purchase order # 3061552371.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
1032	purchase order # 3061552371.exe
1032	purchase order # 3061552371.exe
1032	purchase order # 3061552371.exe
1032	purchase order # 3061552371.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe
444	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1032	purchase order # 3061552371.exe
1032	purchase order # 3061552371.exe
1032	purchase order # 3061552371.exe
444	cmstp.exe
444	cmstp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1032	purchase order # 3061552371.exe
Token: SeDebugPrivilege	444	cmstp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 1184 wrote to memory of 1032	1184	purchase order # 3061552371.exe	91
PID 3420 wrote to memory of 444	3420	Explorer.EXE	92
PID 3420 wrote to memory of 444	3420	Explorer.EXE	92
PID 3420 wrote to memory of 444	3420	Explorer.EXE	92
PID 444 wrote to memory of 1804	444	cmstp.exe	93
PID 444 wrote to memory of 1804	444	cmstp.exe	93
PID 444 wrote to memory of 1804	444	cmstp.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\purchase order # 3061552371.exe
  "C:\Users\Admin\AppData\Local\Temp\purchase order # 3061552371.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1184
- - C:\Users\Admin\AppData\Local\Temp\purchase order # 3061552371.exe
    "C:\Users\Admin\AppData\Local\Temp\purchase order # 3061552371.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1032
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:444
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\purchase order # 3061552371.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/444-20-0x00000000008C0000-0x00000000008D6000-memory.dmp

Filesize
88KB

Download
memory/444-22-0x0000000000BB0000-0x0000000000BD9000-memory.dmp

Filesize
164KB

Download
memory/444-21-0x00000000008C0000-0x00000000008D6000-memory.dmp

Filesize
88KB

Download
memory/1032-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-15-0x0000000001920000-0x0000000001C6A000-memory.dmp

Filesize
3.3MB

Download
memory/1032-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-18-0x0000000001200000-0x0000000001210000-memory.dmp

Filesize
64KB

Download
memory/1184-9-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1184-5-0x0000000005420000-0x000000000542A000-memory.dmp

Filesize
40KB

Download
memory/1184-4-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1184-10-0x00000000070B0000-0x0000000007116000-memory.dmp

Filesize
408KB

Download
memory/1184-11-0x00000000096E0000-0x0000000009710000-memory.dmp

Filesize
192KB

Download
memory/1184-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1184-14-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1184-7-0x0000000006CF0000-0x0000000006D8C000-memory.dmp

Filesize
624KB

Download
memory/1184-6-0x0000000005510000-0x000000000552C000-memory.dmp

Filesize
112KB

Download
memory/1184-8-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1184-1-0x0000000000A20000-0x0000000000AD2000-memory.dmp

Filesize
712KB

Download
memory/1184-3-0x0000000005360000-0x00000000053F2000-memory.dmp

Filesize
584KB

Download
memory/1184-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/3420-19-0x0000000003140000-0x000000000326F000-memory.dmp

Filesize
1.2MB

Download
memory/3420-23-0x0000000003140000-0x000000000326F000-memory.dmp

Filesize
1.2MB

Download
memory/3420-27-0x0000000008E30000-0x0000000008F3A000-memory.dmp

Filesize
1.0MB

Download
memory/3420-28-0x0000000008E30000-0x0000000008F3A000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing