xenorat | fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7

Analysis

max time kernel
148s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
15-05-2024 02:04

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General

Target

fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
Size

242KB
MD5

33f2e874128d3a24588e1c89927042bd
SHA1

e206af96ff648951608eaf599627635ddff7ecd8
SHA256

fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7
SHA512

559dc3f6a0f9a6e762545b9683e265e4459b8623786c979c959d5d78dff7f4455fed72135fcccc966c10ba3d3588fcbf077a44091e3012743245dc41bfd1b3c5
SSDEEP

6144:gRRan2neJf5QvtapiSgICS86G3vsMP1i8FvEOPDv5bq1RFI:gRTeJf5mappgICS+3xPFvrPDv5bq1I

Score

10^/10

xenorat rat trojan

Malware Config

Extracted

Family

xenorat

dns.dobiamfollollc.online

Mutex

Solid_rat_nd8889g

Attributes

delay
61000
install_path
appdata
port
1283
startup_name
bns

Signatures

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

Detects executables packed with ConfuserEx Mod 3 IoCs

resource	yara_rule
behavioral2/memory/4876-1-0x0000000000670000-0x00000000006B6000-memory.dmp	INDICATOR_EXE_Packed_ConfuserEx
behavioral2/memory/4876-3-0x00000000050A0000-0x00000000050E0000-memory.dmp	INDICATOR_EXE_Packed_ConfuserEx
behavioral2/files/0x0008000000023599-23.dat	INDICATOR_EXE_Packed_ConfuserEx

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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe

Executes dropped EXE 4 IoCs

pid	Process
3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
3764	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
1356	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
3304	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 4876 set thread context of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 set thread context of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 set thread context of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 3188 set thread context of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 set thread context of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 set thread context of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1544	3764	WerFault.exe	96

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
4588	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
Token: SeDebugPrivilege	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 1904	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	92
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 452	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	93
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 4876 wrote to memory of 2212	4876	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	94
PID 452 wrote to memory of 3188	452	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	95
PID 452 wrote to memory of 3188	452	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	95
PID 452 wrote to memory of 3188	452	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	95
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 3764	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	96
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 1356	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	97
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 3188 wrote to memory of 3304	3188	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	98
PID 1904 wrote to memory of 4588	1904	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	109
PID 1904 wrote to memory of 4588	1904	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	109
PID 1904 wrote to memory of 4588	1904	fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe	109

C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
"C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "bns" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD1A3.tmp" /F
    3⤵
    - Creates scheduled task(s)
    PID:4588
- C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:452
- - C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
    "C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3188
  - - C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      4⤵
      Executes dropped EXE
      PID:3764
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3764 -s 80
        5⤵
        Program crash
        
        PID:1544
  - - C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      4⤵
      Executes dropped EXE
      PID:1356
  - - C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
      4⤵
      Executes dropped EXE
      PID:3304
- C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  C:\Users\Admin\AppData\Local\Temp\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe
  2⤵
  PID:2212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3764 -ip 3764
1⤵
PID:4252

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3764,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:8
1⤵
PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe.log

Filesize
706B

MD5
d95c58e609838928f0f49837cab7dfd2

SHA1
55e7139a1e3899195b92ed8771d1ca2c7d53c916

SHA256
0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

SHA512
405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD1A3.tmp

Filesize
1KB

MD5
cef9bd9ff86b1e2446b1cebe03185a75

SHA1
adf01337b2168caa29c4c950501827ba8a78d6c8

SHA256
92535d26ae4597d9a1ef1cc3b98344582e7f939a65f63accbeec32f534e91792

SHA512
547e4c841eeb7051ef6974a859df85354fc39c12466d753af59a9cdbd34c2773f0949bc8a6088ea749d54dab4c5e7976b97b811d071288ecf6e5210cbb73ca3d

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7.exe

Filesize
242KB

MD5
33f2e874128d3a24588e1c89927042bd

SHA1
e206af96ff648951608eaf599627635ddff7ecd8

SHA256
fbb251f9916a362e527e962c4e2b0950f75de2226f3e3092813fa35eb6392bb7

SHA512
559dc3f6a0f9a6e762545b9683e265e4459b8623786c979c959d5d78dff7f4455fed72135fcccc966c10ba3d3588fcbf077a44091e3012743245dc41bfd1b3c5

Download Submit
memory/452-30-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/452-16-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/1904-19-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/1904-9-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1904-37-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/1904-13-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2212-18-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/4876-8-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

Filesize
24KB

Download
memory/4876-5-0x000000000DCE0000-0x000000000DD7C000-memory.dmp

Filesize
624KB

Download
memory/4876-6-0x000000000E330000-0x000000000E8D4000-memory.dmp

Filesize
5.6MB

Download
memory/4876-17-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/4876-4-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/4876-0-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/4876-3-0x00000000050A0000-0x00000000050E0000-memory.dmp

Filesize
256KB

Download
memory/4876-2-0x0000000002B00000-0x0000000002B06000-memory.dmp

Filesize
24KB

Download
memory/4876-7-0x000000000DE20000-0x000000000DEB2000-memory.dmp

Filesize
584KB

Download
memory/4876-1-0x0000000000670000-0x00000000006B6000-memory.dmp

Filesize
280KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads