xenorat | a7bdca84a7c64199e130f25ad31dd71d0126db8e9d8174f51701146b21f6c4f9

General

Target
2.exe
Size 47KB
Sample261104-wxezyacs21
SHA256 a7bdca84a7c64199e130f25ad31dd71d0126db8e9d8174f51701146b21f6c4f9
MD5 ec483e8d6df0bf5595cc250a5e349305
SHA1 87db4d700904294d78af46ef24ea3b14d33edf8e
SHA512 e262a59b75b1a8f1bdeb415b9ae642efa231ca7d51c9ee53b0bff625367c49e54837c0639c661cd1b6dd754468e607dd37d8bb5013373444ee8a1cb12da6aa81
SSDEEP 768:EjdPC8xkvd0vnil8jx54mO8wC3CffnzZ5SbuDDxmIHCPW2A:ExNSd4igwo3ufnt5SbuxmIR
TLSH
T14A23E64C67AD8527F6AF5ABD58724283C7B7F222A532E38F08CCC4D8278778549453A7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xenorat persistence rat trojan

Malware Config

Extracted

Family

xenorat

C2

68gbcom.co

Mutex

tttt

Attributes

delay
5000
install_path
temp
port
443
startup_name
winservice.msi

Signatures

Family: XenoRat
XenoRat is a remote access trojan written in C#.
trojan rat xenorat

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral3/memory/1044-0-0x00000000009F0000-0x0000000000A02000-memory.dmp	family_xenorat
behavioral3/files/0x001c00000002b294-6.dat	family_xenorat
behavioral3/memory/4304-16-0x00000000059B0000-0x00000000059C0000-memory.dmp	family_xenorat

Executes dropped EXE 2 IoCs

pid	Process
4304	2.exe
1800	2.exe

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

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 6 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2.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
2640	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1044	2.exe
Token: SeDebugPrivilege	4304	2.exe
Token: SeDebugPrivilege	1800	2.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 4304	1044	2.exe	81
PID 4304 wrote to memory of 2640	4304	2.exe	82

C:\Users\Admin\AppData\Local\Temp\2.exe
"C:\Users\Admin\AppData\Local\Temp\2.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Users\Admin\AppData\Local\Temp\XenoManager\2.exe
  "C:\Users\Admin\AppData\Local\Temp\XenoManager\2.exe"
  2⤵
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4304
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "winservice.msi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9457.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2640

C:\Users\Admin\AppData\Local\Temp\XenoManager\2.exe
C:\Users\Admin\AppData\Local\Temp\XenoManager\2.exe
1⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1800

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

2.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2.exe.log
Size 847B
SHA256 f4d1c038db378dec10e7e2fc81ccc2e2d4b8132ef0d66905e3625a0b0cbbde5f
MD5 ef375f28c91db0202bf7db29c0cbc2ce
SHA1 5a3f5d4ec75a468b908c2eb2b9e6f4b1e76c1017
SHA512 f18141e352fcd253e02cb25fa0cff29ab06dec62bafd5aa80ca48c959d1dba97deae830d01bf521f851a8143b9416747eb170d0cedafa32b59155027c02f244d
TLSH
T14C0126712331B6D989523F53095D66841AFF0745B5A4EE2CB599225ED82A0172F222E3
MD5 SHA1 SHA512 TLSH

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2.exe

Path C:\Users\Admin\AppData\Local\Temp\XenoManager\2.exe
Size 47KB
SHA256 a7bdca84a7c64199e130f25ad31dd71d0126db8e9d8174f51701146b21f6c4f9
MD5 ec483e8d6df0bf5595cc250a5e349305
SHA1 87db4d700904294d78af46ef24ea3b14d33edf8e
SHA512 e262a59b75b1a8f1bdeb415b9ae642efa231ca7d51c9ee53b0bff625367c49e54837c0639c661cd1b6dd754468e607dd37d8bb5013373444ee8a1cb12da6aa81
SSDEEP 768:EjdPC8xkvd0vnil8jx54mO8wC3CffnzZ5SbuDDxmIHCPW2A:ExNSd4igwo3ufnt5SbuxmIR
TLSH
T14A23E64C67AD8527F6AF5ABD58724283C7B7F222A532E38F08CCC4D8278778549453A7
MD5 SHA1 SHA512 SSDEEP TLSH

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tmp9457.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp9457.tmp
Size 1KB
SHA256 47ba4e9c9a3bb7d5d25d9267b99cac8880592a62df3b4f124f92dcfcd71f0fcc
MD5 c517d8f743e3f4c0308204e5304a87a2
SHA1 01ebfd8a52b1a23d8db6b8c72e24a42f68d6ffdd
SHA512 eabd174caff7bb5896d8de6b5348826ffe6511cc7adc46c16bf2d666c44c8e3e4280a3b16f5bcda70eec39a947c0398006069c2badd52c0972cdde35e56aaf10
TLSH
T1D211DDB2E4F16A0262161C24C3925A436D66A3BB4666007CF8CC4628BFCFDCF508337B
MD5 SHA1 SHA512 TLSH

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memory/1044-0-0x00000000009F0000-0x0000000000A02000-memory.dmp

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memory/1044-1-0x00000000053F0000-0x0000000005400000-memory.dmp

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memory/1044-2-0x00000000053F0000-0x0000000005400000-memory.dmp

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memory/4304-16-0x00000000059B0000-0x00000000059C0000-memory.dmp

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memory/4304-17-0x00000000059B0000-0x00000000059C0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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