xtremerat | e40774bc78dc9783c7958a77d1e0cb99a9b89637f1a2f337ef78f906923128e3

Analysis

max time kernel
149s
max time network
146s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27/01/2025, 06:56

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General

Target

JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe
Size

1.4MB
MD5

3d05891769c17017cb8819e4af1c24f1
SHA1

82b71d9e38dbfeb9d8ddb584747543eaef17904e
SHA256

e40774bc78dc9783c7958a77d1e0cb99a9b89637f1a2f337ef78f906923128e3
SHA512

b65f75f97149bd28dbddd91951ad1002d8289cc979150acbb3658e26d0646dba30950e5d0f5962d943fe739ca9c219e0f81dbaf258d913dcb4774cf5e2db189a
SSDEEP

24576:iVFznbdlk046n4/As1QFeH/kfqnWaDYd2La8eQIQKHfAnmudwPMfRRIq9m6usPnd:cFzDHeaqWUYQLTI41dYMDIPn

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/516-29-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2876-37-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/3056-41-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/3056-43-0x0000000000C80000-0x0000000000C95000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	javaupdate.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe restart"	javaupdate.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe"	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
1756	Setup.exe
2372	javaupdate.exe
516	javaupdate.exe

Loads dropped DLL 9 IoCs

pid	Process
2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe
2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe
2372	javaupdate.exe
2372	javaupdate.exe
2372	javaupdate.exe
2372	javaupdate.exe
516	javaupdate.exe
516	javaupdate.exe
516	javaupdate.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe"	javaupdate.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe"	javaupdate.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\update.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2372 set thread context of 516	2372	javaupdate.exe	32

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/516-22-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/516-29-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/516-28-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/516-24-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2876-37-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/3056-41-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/3056-43-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	javaupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	javaupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2372	javaupdate.exe
Token: SeRestorePrivilege	516	javaupdate.exe
Token: SeBackupPrivilege	516	javaupdate.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3056	svchost.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 1756	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	30
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe	31
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 2372 wrote to memory of 516	2372	javaupdate.exe	32
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 2876	516	javaupdate.exe	33
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34
PID 516 wrote to memory of 3056	516	javaupdate.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d05891769c17017cb8819e4af1c24f1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Roaming\Setup.exe
  "C:\Users\Admin\AppData\Roaming\Setup.exe"
  2⤵
  - Executes dropped EXE
  PID:1756
- C:\Users\Admin\AppData\Roaming\javaupdate.exe
  "C:\Users\Admin\AppData\Roaming\javaupdate.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Users\Admin\AppData\Roaming\javaupdate.exe
    "C:\Users\Admin\AppData\Roaming\javaupdate.exe"
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:516
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      Boot or Logon Autostart Execution: Active Setup
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2876
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Setup.exe

Filesize
1.0MB

MD5
274102ff0f62fc585ad666f2690d99d3

SHA1
2222ccb6c956199e8b4250b77232b97d1b0ffdf0

SHA256
baf07f1a06fe697bd6b0a4909dba3cf644286bdef9392b7be82a8a9984f1d3d1

SHA512
310996d574c1cd2fb981140cce955e622e6fe547a9b7e0002fa89f4c23b130b562963432a144a7e52ab1afc6271edabda0382495436542ab6b3854b69564bf8b

Download Submit
\Users\Admin\AppData\Roaming\javaupdate.exe

Filesize
40KB

MD5
e2d12671b806e0764b90e9707e56ce1f

SHA1
b09c6b14288eff30347d8682808c16904a35376b

SHA256
e524338068cb7845983bc55a3e8da5963e3efd04bbb5f43eae484672c54761d5

SHA512
df0f98ced5c1e41650907458e282c42c2fb51553493899406683481c0c5419f4443345c66fa77f546d201a5ede27018eed394e6b4f2b508596acef2f093010b4

Download Submit
memory/516-28-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/516-22-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/516-29-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/516-24-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2060-2-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/2060-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/2060-16-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/2060-0-0x00000000748D1000-0x00000000748D2000-memory.dmp

Filesize
4KB

Download
memory/2372-20-0x0000000074322000-0x0000000074324000-memory.dmp

Filesize
8KB

Download
memory/2876-37-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2876-35-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/3056-41-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/3056-43-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads