xenorat | 23909b22079b8d7a53e9a3e7940cbc4626ba74f19382973e1b3dafbade7243ea

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
16-05-2024 01:09

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General

Target

Dekont-Mayis.exe
Size

242KB
MD5

f36fa3a72893c4151b136426119ad589
SHA1

2f83d91056d831a40182c743c36fab2622be8906
SHA256

3f2490dd9d05980a4b02f6b5e6e9c18f349cc4192a4733374318c20bc7f0a885
SHA512

fa51532d7257fb7e71a2f5f9091350086c1772dc5458b572674071c25288b80b205bf17db271e58e11e45d930f4c1745938e45068125bf92b29fd8ca3e6859ff
SSDEEP

6144:hcBzA6kEHVMRfmlOSdqadv5fdvW5S7w1ofkPAyDEqClNdzI:SBTkEHS8dqidvL7/cPAyDEqClN6

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/4508-1-0x0000000000CB0000-0x0000000000CF6000-memory.dmp	INDICATOR_EXE_Packed_ConfuserEx
behavioral2/memory/4508-4-0x0000000005630000-0x0000000005670000-memory.dmp	INDICATOR_EXE_Packed_ConfuserEx
behavioral2/files/0x000700000002342a-19.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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	Dekont-Mayis.exe

Executes dropped EXE 4 IoCs

pid	Process
4556	Dekont-Mayis.exe
3504	Dekont-Mayis.exe
2148	Dekont-Mayis.exe
1932	Dekont-Mayis.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 1748	4508	Dekont-Mayis.exe	83
PID 4508 set thread context of 1356	4508	Dekont-Mayis.exe	84
PID 4508 set thread context of 2848	4508	Dekont-Mayis.exe	86
PID 4556 set thread context of 3504	4556	Dekont-Mayis.exe	95
PID 4556 set thread context of 2148	4556	Dekont-Mayis.exe	96
PID 4556 set thread context of 1932	4556	Dekont-Mayis.exe	97

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
3772	1748	WerFault.exe	83
2912	1356	WerFault.exe	84
3100	1932	WerFault.exe	97

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
2152	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	Dekont-Mayis.exe
Token: SeDebugPrivilege	4556	Dekont-Mayis.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1748	4508	Dekont-Mayis.exe	83
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 1356	4508	Dekont-Mayis.exe	84
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 4508 wrote to memory of 2848	4508	Dekont-Mayis.exe	86
PID 2848 wrote to memory of 4556	2848	Dekont-Mayis.exe	90
PID 2848 wrote to memory of 4556	2848	Dekont-Mayis.exe	90
PID 2848 wrote to memory of 4556	2848	Dekont-Mayis.exe	90
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 3504	4556	Dekont-Mayis.exe	95
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 2148	4556	Dekont-Mayis.exe	96
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 4556 wrote to memory of 1932	4556	Dekont-Mayis.exe	97
PID 3504 wrote to memory of 2152	3504	Dekont-Mayis.exe	112
PID 3504 wrote to memory of 2152	3504	Dekont-Mayis.exe	112
PID 3504 wrote to memory of 2152	3504	Dekont-Mayis.exe	112

C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
"C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  2⤵
  PID:1748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1748 -s 80
    3⤵
    - Program crash
    PID:3772
- C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  2⤵
  PID:1356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1356 -s 80
    3⤵
    - Program crash
    PID:2912
- C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  C:\Users\Admin\AppData\Local\Temp\Dekont-Mayis.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
    "C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4556
  - - C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:3504
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /Create /TN "bns" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3553.tmp" /F
        5⤵
        Creates scheduled task(s)
        
        PID:2152
  - - C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      4⤵
      Executes dropped EXE
      PID:2148
  - - C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe
      4⤵
      Executes dropped EXE
      PID:1932
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 80
        5⤵
        Program crash
        
        PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1356 -ip 1356
1⤵
PID:1348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1748 -ip 1748
1⤵
PID:4932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1932 -ip 1932
1⤵
PID:4920

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Dekont-Mayis.exe.log

Filesize
706B

MD5
d95c58e609838928f0f49837cab7dfd2

SHA1
55e7139a1e3899195b92ed8771d1ca2c7d53c916

SHA256
0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

SHA512
405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3553.tmp

Filesize
1KB

MD5
9c78c61f199b96783cc88b8825b9340e

SHA1
08c61d86bc67340d945a6f4774106a5cef8931cc

SHA256
28f3603e1e96eb52cbec71c6bc3f1744f872db9102a9a0f2919ed0f04ebafc1f

SHA512
0bae19e4a6abe3db37e88c62187fcd3d4462a16a4f22108ae767a1195072424bd6094dee072e73dbe4b159860504949b09a4518bee9f4fe08a084946cac6fa5f

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\Dekont-Mayis.exe

Filesize
242KB

MD5
f36fa3a72893c4151b136426119ad589

SHA1
2f83d91056d831a40182c743c36fab2622be8906

SHA256
3f2490dd9d05980a4b02f6b5e6e9c18f349cc4192a4733374318c20bc7f0a885

SHA512
fa51532d7257fb7e71a2f5f9091350086c1772dc5458b572674071c25288b80b205bf17db271e58e11e45d930f4c1745938e45068125bf92b29fd8ca3e6859ff

Download Submit
memory/1356-10-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2848-28-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2848-14-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2848-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4508-5-0x00000000059F0000-0x0000000005A8C000-memory.dmp

Filesize
624KB

Download
memory/4508-8-0x0000000005800000-0x0000000005806000-memory.dmp

Filesize
24KB

Download
memory/4508-7-0x0000000005A90000-0x0000000005B22000-memory.dmp

Filesize
584KB

Download
memory/4508-6-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/4508-0-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/4508-15-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-4-0x0000000005630000-0x0000000005670000-memory.dmp

Filesize
256KB

Download
memory/4508-3-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-2-0x0000000005620000-0x0000000005626000-memory.dmp

Filesize
24KB

Download
memory/4508-1-0x0000000000CB0000-0x0000000000CF6000-memory.dmp

Filesize
280KB

Download
memory/4556-27-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4556-29-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4556-36-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads