xtremerat | 9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712

General

Target

9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe
Size

93KB
MD5

463c46b41eab3e8571819058af66d990
SHA1

d3d46fade332be30d984cee394594d3ca4e45ec5
SHA256

9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712
SHA512

db784e351f13acb708c2cdfaa868d6f5ee399ead7451a596f72e66d9603503331e95cddefbcc691aaace08360694fdbd372ee51fdf3cf034bd6bc02ac0af0ba5
SSDEEP

1536:9G2EnTramCVTJ10e9yhVutjs53Oztfk/aE/pKdwk5a2ju8XGU30jtN:9ynvBCVTJ10ey0tjs53Oztfgod9LwwGj

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

zootcher.no-ip.biz

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral2/memory/748-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/748-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/748-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/748-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2144-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/748-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2144-11-0x0000000010000000-0x000000001004A000-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
Xtremerat family
xtremerat

Downloads MZ/PE file 1 IoCs

flow	pid	Process
24	2176	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4132 set thread context of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91

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
3392	2144	WerFault.exe	92
5088	2144	WerFault.exe	92

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	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4920	MicrosoftEdgeUpdate.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 4132 wrote to memory of 748	4132	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	91
PID 748 wrote to memory of 2144	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	92
PID 748 wrote to memory of 2144	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	92
PID 748 wrote to memory of 2144	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	92
PID 748 wrote to memory of 2144	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	92
PID 748 wrote to memory of 2244	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	93
PID 748 wrote to memory of 2244	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	93
PID 748 wrote to memory of 2244	748	9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe	93

C:\Users\Admin\AppData\Local\Temp\9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe
"C:\Users\Admin\AppData\Local\Temp\9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Users\Admin\AppData\Local\Temp\9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe
  "C:\Users\Admin\AppData\Local\Temp\9ef9ccafe5278b2e90f4825cd309d5e6027efc95a284c459d5de8be709347712N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:748
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2144
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 480
      4⤵
      Program crash
      PID:3392
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 504
      4⤵
      Program crash
      PID:5088
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2144 -ip 2144
1⤵
PID:4964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2144 -ip 2144
1⤵
PID:2984

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIwIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjU2MzUxMDE3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/748-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/748-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/748-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/748-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/748-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2144-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2144-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4132-0-0x00000000749B2000-0x00000000749B3000-memory.dmp

Filesize
4KB

Download
memory/4132-1-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/4132-2-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/4132-7-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing