xtremerat | 34a74656884b96b38ac026c91ee11688653d1ccb3fb1eca65dedc285d6aaac6c

General

Target

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
Size

225KB
MD5

789d5952652e56d6171b071c13bba199
SHA1

330e2573a27760087bbcac36409180889495e2ec
SHA256

34a74656884b96b38ac026c91ee11688653d1ccb3fb1eca65dedc285d6aaac6c
SHA512

7c5e756ceda0dc8949eb8625064cfa3d0943652f3fae0279a717d132ff70fe03546141220a366cf70773b41e3922afff1425616bc9edb1e54b4fbf17b35a05c5
SSDEEP

6144:eL51Vy/PAkYYO2W6v5GmiLElwR6PyPKYraBCDo8A9b:e91Y/PAkYYw7mqElwRTSYraB/

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

z-7.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1168-8-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/1168-9-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/1168-13-0x0000000013140000-0x000000001315F000-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 2 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

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart"	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe"	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe"	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	pid	process	target process
PID 2144 set thread context of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2144-0-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1168-3-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/1168-5-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/2144-7-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1168-8-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/1168-9-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/1168-13-0x0000000013140000-0x000000001315F000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\Windows\InstallDir\Server.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
File created	C:\Windows\InstallDir\Server.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

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 2 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

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

pid process

2144 789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

pid	process
2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

789d5952652e56d6171b071c13bba199_JaffaCakes118.exe789d5952652e56d6171b071c13bba199_JaffaCakes118.exe

description	pid	process	target process
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 2144 wrote to memory of 1168	2144	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
PID 1168 wrote to memory of 32	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 32	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 32	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 652	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 652	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 652	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 1544	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 1544	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 1544	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3428	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3428	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3428	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2916	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2916	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2916	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3988	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3988	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 3988	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2300	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2300	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 2300	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 4112	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe
PID 1168 wrote to memory of 4112	1168	789d5952652e56d6171b071c13bba199_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\789d5952652e56d6171b071c13bba199_JaffaCakes118.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Users\Admin\AppData\Local\Temp\789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\789d5952652e56d6171b071c13bba199_JaffaCakes118.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:32
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:652
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1544
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3428
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2916
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3988
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2300
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1168-3-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/1168-5-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/1168-8-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/1168-9-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/1168-13-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/2144-0-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2144-7-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads