xenorat | 21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 17:44

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General

Target

21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Size

166KB
MD5

f44302503ea4eedfa831c25711df51b7
SHA1

127d6ec83904de48d90c293e53c905fc4206bfb8
SHA256

21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6
SHA512

71e9512244d864b53abf436b496a53e6771135cc7d5fc0e4df7d04ac23074b6ed1e7438a28bc232a70f57de97367f0e3a21925bed738c5e47bdf3487ab2f4e03
SSDEEP

3072:XdkwdXAqPEHTJJuVqhHjFV2xEEbh9pKP2qYCp65nTGsAeXy0fkd:XmwBAQeVmWHHePH02qYCp6NGsAeXy9d

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

87.120.120.27

Mutex

Xeno_rat_nd8912d

Attributes

delay
11000
install_path
appdata
port
2222
startup_name
mrec

Signatures

Detect XenoRat Payload 1 IoCs

resource	yara_rule
behavioral2/memory/3152-9-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe

Executes dropped EXE 4 IoCs

pid	Process
2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
3576	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
3996	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
692	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2656 set thread context of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 set thread context of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 set thread context of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2944 set thread context of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 set thread context of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 set thread context of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2228	692	WerFault.exe	89
1076	3576	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 7 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	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.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
2448	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
Token: SeDebugPrivilege	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 3152	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	82
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 2924	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	83
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 2656 wrote to memory of 3404	2656	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	84
PID 3152 wrote to memory of 2944	3152	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	85
PID 3152 wrote to memory of 2944	3152	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	85
PID 3152 wrote to memory of 2944	3152	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	85
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3576	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	86
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 3996	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	87
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 2944 wrote to memory of 692	2944	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	89
PID 3404 wrote to memory of 2448	3404	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	94
PID 3404 wrote to memory of 2448	3404	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	94
PID 3404 wrote to memory of 2448	3404	21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe	94

C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
"C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3152
- - C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
    "C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2944
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      4⤵
      Executes dropped EXE
      PID:3576
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 80
        5⤵
        Program crash
        
        PID:1076
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3996
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
      4⤵
      Executes dropped EXE
      PID:692
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 692 -s 80
        5⤵
        Program crash
        
        PID:2228
- C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2924
- C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  C:\Users\Admin\AppData\Local\Temp\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3404
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCB01.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 692 -ip 692
1⤵
PID:1416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3576 -ip 3576
1⤵
PID:2104

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe.log

Filesize
706B

MD5
d95c58e609838928f0f49837cab7dfd2

SHA1
55e7139a1e3899195b92ed8771d1ca2c7d53c916

SHA256
0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

SHA512
405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCB01.tmp

Filesize
1KB

MD5
15b109d35e0bd9e3ef94889362098508

SHA1
39867e487200da2e73a9bb3474002829b815950f

SHA256
f037640a1cef8650dac021fbef884b9bcc8ee46710bff7141140900ec2b1b985

SHA512
651970a776abe6ffb7e7e9222f897e568e3fdd94e25e81abaa666366004d33ea7fd4a51e30f30e243e62e41deec3d6cfe02112a0197d085d761d7ef5061b248c

Download Submit
C:\Users\Admin\AppData\Roaming\UpdateManager\21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6.exe

Filesize
166KB

MD5
f44302503ea4eedfa831c25711df51b7

SHA1
127d6ec83904de48d90c293e53c905fc4206bfb8

SHA256
21b7b8656a008ad3e5df1725cddf55e650812c1f3d59609f14c0d3089a886de6

SHA512
71e9512244d864b53abf436b496a53e6771135cc7d5fc0e4df7d04ac23074b6ed1e7438a28bc232a70f57de97367f0e3a21925bed738c5e47bdf3487ab2f4e03

Download Submit
memory/2656-3-0x0000000005010000-0x0000000005042000-memory.dmp

Filesize
200KB

Download
memory/2656-4-0x000000000A640000-0x000000000A6DC000-memory.dmp

Filesize
624KB

Download
memory/2656-5-0x000000000AC90000-0x000000000B234000-memory.dmp

Filesize
5.6MB

Download
memory/2656-6-0x000000000A6E0000-0x000000000A772000-memory.dmp

Filesize
584KB

Download
memory/2656-7-0x0000000005040000-0x0000000005046000-memory.dmp

Filesize
24KB

Download
memory/2656-8-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2656-17-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2656-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/2656-2-0x0000000001050000-0x0000000001056000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x0000000000680000-0x00000000006AE000-memory.dmp

Filesize
184KB

Download
memory/2924-16-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2924-19-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3152-14-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3152-31-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3152-9-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3404-18-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3404-20-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3404-37-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads