xtremerat | bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94

General

Target

bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe
Size

65KB
MD5

679f94c705da408f11d00a51a6f84c60
SHA1

4440028b59f6b8a1b480b0fe4efa0f48774c2956
SHA256

bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94
SHA512

ee2c4203099c9de3bb2faeef17d666cd14e58cdaf79004a1ec143bf0536960a907e32a9bcff5097dcc3a0302fca093462b7b72a05fc8d0e84c9436ff296ac140
SSDEEP

768:e8m1Sq4NQErBsH1tzoisBKQI6dObAG/dqOXHsoAx5JXrUqLOY0pYKnA+7PoNw+zD:ssq+QV4rObAdNoAf5UqiYmlArNwCoY

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

dana-444.no-ip.biz

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/1496-57-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/1496-59-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2040-62-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/2040-64-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/files/0x0007000000015c29-65.dat	family_xtremerat
behavioral1/memory/1496-66-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2040-67-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{32IPQ347-0D62-SDV2-CA1O-37KF44687CEJ}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{32IPQ347-0D62-SDV2-CA1O-37KF44687CEJ}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart"	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{32IPQ347-0D62-SDV2-CA1O-37KF44687CEJ}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{32IPQ347-0D62-SDV2-CA1O-37KF44687CEJ}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe"	svchost.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\InstallDir\Server.exe	svchost.exe
File created	C:\Windows\SysWOW64\InstallDir\Server.exe	svchost.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2040	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 1496	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	27
PID 868 wrote to memory of 1496	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	27
PID 868 wrote to memory of 1496	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	27
PID 868 wrote to memory of 1496	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	27
PID 868 wrote to memory of 1496	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	27
PID 868 wrote to memory of 2040	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	28
PID 868 wrote to memory of 2040	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	28
PID 868 wrote to memory of 2040	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	28
PID 868 wrote to memory of 2040	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	28
PID 868 wrote to memory of 2040	868	bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe	28

C:\Users\Admin\AppData\Local\Temp\bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe
"C:\Users\Admin\AppData\Local\Temp\bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:868
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Modifies Installed Components in the registry
  - Adds Run key to start application
  PID:1496
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Modifies Installed Components in the registry
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of SetWindowsHookEx
  PID:2040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\InstallDir\Server.exe

Filesize
65KB

MD5
679f94c705da408f11d00a51a6f84c60

SHA1
4440028b59f6b8a1b480b0fe4efa0f48774c2956

SHA256
bb2ed8ad4d5b0eb52807c799bc6d039019b19e4bfb6cd19ef25d2b9376ebbd94

SHA512
ee2c4203099c9de3bb2faeef17d666cd14e58cdaf79004a1ec143bf0536960a907e32a9bcff5097dcc3a0302fca093462b7b72a05fc8d0e84c9436ff296ac140

Download Submit
memory/868-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/1496-55-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1496-59-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1496-66-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2040-64-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2040-67-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads