xtremerat | 111125a20af8ed7f451be275ef14c0d471c0409670fa4458cfa4c1b64e0edd3d

General

Target

JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe
Size

668KB
MD5

7175b619105d8618a7e067968c410d1f
SHA1

2facd36001f2856f6263ddb6563551444b5e059b
SHA256

111125a20af8ed7f451be275ef14c0d471c0409670fa4458cfa4c1b64e0edd3d
SHA512

f1dbc9665413ee4797371131842022453e08f8196325ed01b2e014234232d037e506d9db089971da6ed8ddc007b8604aaa37057359bf5ff72e63704220d80593
SSDEEP

12288:TFknOpqVpPRHzsbPSDrh6s35/sCkNgdbsKVqtDhyp5mFUennqwiStw+JaWyk0i9z:TFkBVp5TSKDrcsV1dsjh6tKNaan+i9

Score

10^/10

xtremerat defense_evasion discovery persistence rat spyware themida

Malware Config

Signatures

Detect XtremeRAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/1980-4-0x0000000000400000-0x000000000057E000-memory.dmp	family_xtremerat
behavioral1/memory/1980-3-0x0000000000400000-0x000000000057E000-memory.dmp	family_xtremerat
behavioral1/memory/1980-2-0x0000000000400000-0x000000000057E000-memory.dmp	family_xtremerat
behavioral1/memory/2200-9-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral1/memory/2200-13-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral1/memory/1980-22-0x0000000000400000-0x000000000057E000-memory.dmp	family_xtremerat
behavioral1/memory/2200-15-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral1/memory/2200-11-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral1/memory/2200-17-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral1/memory/2200-7-0x0000000000C80000-0x0000000000C92000-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

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1980-0-0x0000000000400000-0x000000000057E000-memory.dmp	themida
behavioral1/memory/1980-4-0x0000000000400000-0x000000000057E000-memory.dmp	themida
behavioral1/memory/1980-3-0x0000000000400000-0x000000000057E000-memory.dmp	themida
behavioral1/memory/1980-2-0x0000000000400000-0x000000000057E000-memory.dmp	themida
behavioral1/memory/1980-22-0x0000000000400000-0x000000000057E000-memory.dmp	themida

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1980 set thread context of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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_7175b619105d8618a7e067968c410d1f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30
PID 1980 wrote to memory of 2200	1980	JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7175b619105d8618a7e067968c410d1f.exe"
  2⤵
  PID:2200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1980-0-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1980-4-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1980-3-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1980-2-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1980-1-0x0000000000401000-0x0000000000407000-memory.dmp

Filesize
24KB

Download
memory/1980-22-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/2200-13-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2200-9-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-15-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-11-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-17-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-7-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-6-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/2200-5-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads