xenorat | 2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-10-2024 18:40

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General

Target

2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe
Size

1.0MB
MD5

bb64bee2678c3ad97a8d1243f25f1020
SHA1

89a98429a22ddf320a87d1d48d09869858c4d9c7
SHA256

2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581
SHA512

e9b49a3f54db702b325ba8c1480690cba32462446228523f9b2be069e71eef170c4c9ad7d6d0dc8df37a0423af8228e38d1bb84da713cc7873e0a8f50a6e9026
SSDEEP

24576:0NA3R5drX4GcPNYCgLplxEMJ7cPbLLnhyRWG+pkllQORg:V5/cPuRrxEM9CXN6WGmOi

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

87.120.116.115

Mutex

Xeno_rat_nd8912d

Attributes

delay
60000
install_path
temp
port
1391
startup_name
nothingset

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/1928-81-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/1928-89-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/1928-83-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat
Xenorat family
xenorat

Executes dropped EXE 11 IoCs

pid	Process
2616	shtuid.sfx.exe
2028	shtuid.exe
2124	gdbfxn.sfx.exe
932	gdbfxn.exe
2408	gdbfxn.exe
1928	gdbfxn.exe
2236	gdbfxn.exe
1636	gdbfxn.exe
1752	gdbfxn.exe
2316	gdbfxn.exe
992	gdbfxn.exe

Loads dropped DLL 13 IoCs

pid	Process
2724	cmd.exe
2616	shtuid.sfx.exe
2616	shtuid.sfx.exe
2616	shtuid.sfx.exe
1840	cmd.exe
2124	gdbfxn.sfx.exe
2124	gdbfxn.sfx.exe
2124	gdbfxn.sfx.exe
2124	gdbfxn.sfx.exe
2236	gdbfxn.exe
1636	gdbfxn.exe
1636	gdbfxn.exe
1636	gdbfxn.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 932 set thread context of 2408	932	gdbfxn.exe	39
PID 932 set thread context of 1928	932	gdbfxn.exe	40
PID 932 set thread context of 2236	932	gdbfxn.exe	41
PID 1636 set thread context of 1752	1636	gdbfxn.exe	43
PID 1636 set thread context of 2316	1636	gdbfxn.exe	44
PID 1636 set thread context of 992	1636	gdbfxn.exe	45

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 13 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	gdbfxn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shtuid.sfx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdbfxn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdbfxn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdbfxn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shtuid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdbfxn.sfx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdbfxn.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2388	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2560	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	932	gdbfxn.exe
Token: SeDebugPrivilege	1636	gdbfxn.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2560	AcroRd32.exe
2560	AcroRd32.exe
2560	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2724	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	30
PID 880 wrote to memory of 2724	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	30
PID 880 wrote to memory of 2724	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	30
PID 880 wrote to memory of 2724	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	30
PID 880 wrote to memory of 2560	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	32
PID 880 wrote to memory of 2560	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	32
PID 880 wrote to memory of 2560	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	32
PID 880 wrote to memory of 2560	880	2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe	32
PID 2724 wrote to memory of 2616	2724	cmd.exe	33
PID 2724 wrote to memory of 2616	2724	cmd.exe	33
PID 2724 wrote to memory of 2616	2724	cmd.exe	33
PID 2724 wrote to memory of 2616	2724	cmd.exe	33
PID 2616 wrote to memory of 2028	2616	shtuid.sfx.exe	34
PID 2616 wrote to memory of 2028	2616	shtuid.sfx.exe	34
PID 2616 wrote to memory of 2028	2616	shtuid.sfx.exe	34
PID 2616 wrote to memory of 2028	2616	shtuid.sfx.exe	34
PID 2028 wrote to memory of 1840	2028	shtuid.exe	35
PID 2028 wrote to memory of 1840	2028	shtuid.exe	35
PID 2028 wrote to memory of 1840	2028	shtuid.exe	35
PID 2028 wrote to memory of 1840	2028	shtuid.exe	35
PID 1840 wrote to memory of 2124	1840	cmd.exe	37
PID 1840 wrote to memory of 2124	1840	cmd.exe	37
PID 1840 wrote to memory of 2124	1840	cmd.exe	37
PID 1840 wrote to memory of 2124	1840	cmd.exe	37
PID 2124 wrote to memory of 932	2124	gdbfxn.sfx.exe	38
PID 2124 wrote to memory of 932	2124	gdbfxn.sfx.exe	38
PID 2124 wrote to memory of 932	2124	gdbfxn.sfx.exe	38
PID 2124 wrote to memory of 932	2124	gdbfxn.sfx.exe	38
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 2408	932	gdbfxn.exe	39
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 1928	932	gdbfxn.exe	40
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 932 wrote to memory of 2236	932	gdbfxn.exe	41
PID 2236 wrote to memory of 1636	2236	gdbfxn.exe	42
PID 2236 wrote to memory of 1636	2236	gdbfxn.exe	42
PID 2236 wrote to memory of 1636	2236	gdbfxn.exe	42
PID 2236 wrote to memory of 1636	2236	gdbfxn.exe	42
PID 1636 wrote to memory of 1752	1636	gdbfxn.exe	43
PID 1636 wrote to memory of 1752	1636	gdbfxn.exe	43
PID 1636 wrote to memory of 1752	1636	gdbfxn.exe	43
PID 1636 wrote to memory of 1752	1636	gdbfxn.exe	43
PID 1636 wrote to memory of 1752	1636	gdbfxn.exe	43

C:\Users\Admin\AppData\Local\Temp\2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe
"C:\Users\Admin\AppData\Local\Temp\2b36ac84fcaf5b888f8ed974369a858d9dd5e3ca2e7ff3be4e0ac697c7177581N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sifhxtr.cmd" "
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Users\Admin\AppData\Local\Temp\shtuid.sfx.exe
    shtuid.sfx.exe -dC:\Users\Admin\AppData\Local\Temp -pyjfoalepodtyadfdyehngfszalhmuiofxvflffugyRhvqxsdfHbgnmeU
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2616
  - - C:\Users\Admin\AppData\Local\Temp\shtuid.exe
      "C:\Users\Admin\AppData\Local\Temp\shtuid.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2028
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Roaming\gfgdf.bat" "
        5⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1840
      - C:\Users\Admin\AppData\Roaming\gdbfxn.sfx.exe
        
        gdbfxn.sfx.exe -dC:\Users\Admin\AppData\Roaming -ptyuhngfszafupbodgeyhrntdesczopthnymkdesyRhvqxsdfHbgnmeL
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2124
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        
        "C:\Users\Admin\AppData\Roaming\gdbfxn.exe"
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:932
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        8⤵
        Executes dropped EXE
        
        PID:2408
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1928
        
        C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /Create /TN "UpdateManager" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE2F0.tmp" /F
        9⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2388
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        
        C:\Users\Admin\AppData\Roaming\gdbfxn.exe
        8⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2236
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        
        "C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe"
        9⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1636
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        10⤵
        Executes dropped EXE
        
        PID:1752
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        10⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2316
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\gdbfxn.exe
        10⤵
        Executes dropped EXE
        
        PID:992
- C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
  "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Pago20.pdf"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Pago20.pdf

Filesize
30KB

MD5
fa0a0bc195062f035e0b7971ead10491

SHA1
ca2d4bd456ccba9fceb3f2b9ffefeb59615e12c9

SHA256
7a0e40d4c39eae8f7415cb44504e04c1baf41f57e797308f026409c7353ed03d

SHA512
c5a47170ad1ec061b37fd8c0726998400b144decccee65b9225184425da047e7abe007e17197c8423a5d9331c751d7f7d0512fa48de3fecbca0a5989e5c42ae4

Download Submit
C:\Users\Admin\AppData\Local\Temp\sifhxtr.cmd

Filesize
18KB

MD5
acf982e756017cd7e1f2e6391652442f

SHA1
84def5229cf1f85c91a730e3b221b40fb320c851

SHA256
f043c184340ea5bf28f095374a1b85ea844e87573b77c6b01c077bd4d167f977

SHA512
7f80503c65f272c64d27ee4b588316268953fd4e4909529904207a2a918ce05ddeb8e22951ded24ecf18851e44d2734c89704a573e3bc24f84ccd12136e82e65

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE2F0.tmp

Filesize
1KB

MD5
5261c036f1ca199ad1a69a6bab8f0ed3

SHA1
b02f0d9141a904a1a629bfbe2694a1cd0c08d536

SHA256
c8c9294cdc2d1191ae0eaefbe969061e204d5b5858656ee4514c7eccc121d66e

SHA512
219dae74c2fadf774108efe2ba42587524a76150e5d118b21c9ebdf96c38a108fb90422838a65e61e4398bc164bf09a8c1fa8ad34db91a046301d2660aed2112

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
4665df91637a4d71f104113c8e944dea

SHA1
1ea51aab42bfb76ccc5c9495f195ed2a4aff82c0

SHA256
43f37565b77b41ff0e768ccf0b4e262f612d4e398951c1776139fb21352ffdd0

SHA512
19ffea794e2e6753f9ef448852d3dc48ebe829e536bb9421212740ab0551c0a54d92d7dcb787ad167ef349aaab2728814b966c55a61ce1b2efe075278e3bafa7

Download Submit
C:\Users\Admin\AppData\Roaming\gdbfxn.sfx.exe

Filesize
481KB

MD5
160d9d47abc4052297a9261fd33bfd7f

SHA1
e9d70901e7c9ea80a37275b0a877f4dda9a0ec80

SHA256
690534b998cc62f7e17629fd27a217882d9503fa8d0ca6cc85b08349e7985961

SHA512
bc585f9f563c33366a244495f701403daf7676e2ba15b3677364b1f0504546255e6fcd69c833a6007a02735d066080c68f74aa42ef458ac6c4f9e9c0728888d4

Download Submit
C:\Users\Admin\AppData\Roaming\gfgdf.bat

Filesize
18KB

MD5
5cf9fd93b1460af90b20555cd78cb019

SHA1
439b87a47ac28e7549adca232b4e8737c220f215

SHA256
6ec30dc4bdfac5002d135329096cc57ca8b8dfa09d1ee32548a77c87905d1c36

SHA512
9ae4d176cf96dbfee1cc55562d060a85c93f23c76f45994001895c2f9734dcb748fbcdf98eca14afa731393343d8266947e1c2494169b6a610ebe3c5b6733c04

Download Submit
\Users\Admin\AppData\Local\Temp\shtuid.exe

Filesize
622KB

MD5
7c1185d81f87bcedb2eb2060f6e43b39

SHA1
cf1dad12725cb9d42be12b6ee79a492c5808ea2b

SHA256
378521d47e91640b5eb6015a46bd4e07bdb4a823e7cf056ce5623bcb31e0568f

SHA512
7fe26ef5056a6a90d2ae1f46b5300d6be8980c54ec35766dff38c1e4f16f24821c95d742a6ceb6512e6333329c8d4a6b3e3174732efcb8ecafb63aa1d7314576

Download Submit
\Users\Admin\AppData\Local\Temp\shtuid.sfx.exe

Filesize
776KB

MD5
3b63a9e19434b6ad83825cb9d5d9fe45

SHA1
77db1260bf42aea137e9ce4fbb5ad77f06a44631

SHA256
c4b4f4273ecfa0817bee21a3c1252795a8bcb4ea1d19fc019dcd4ab51c6ae95d

SHA512
08ea176dd8a1a817ce2a38f837389e8a15474dded9459a17e23036200f0c254cef384c5d73751d624a036c1b3ba87c7bdb2819bd3a5a14f113e2031a0ebcb965

Download Submit
\Users\Admin\AppData\Roaming\gdbfxn.exe

Filesize
252KB

MD5
95114ee4faf8ca38611e81d5e6395db0

SHA1
e0a6b16b2a8357c2dc191e8a96dfd2c7cde216f3

SHA256
e0a74972b31b4ebfc9e3b6e2d2330b6f726ffbe8b31f9057ba62d096516bb3fb

SHA512
f26f8c2c709f8898950b280aafc636da8e301c8fb9794f04298b01c403e5fc22e65fdc6e38555b139437c298a7703a326147df2c9e3b0a933b98c8cacbdff225

Download Submit
memory/932-76-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/932-78-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/932-77-0x00000000002F0000-0x0000000000330000-memory.dmp

Filesize
256KB

Download
memory/932-75-0x00000000001C0000-0x0000000000208000-memory.dmp

Filesize
288KB

Download
memory/1636-97-0x0000000000010000-0x0000000000058000-memory.dmp

Filesize
288KB

Download
memory/1928-81-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1928-89-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1928-83-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads