xtremerat | fab9da70d7122fa82a4caa98ccb298e371f01067f5c3be95f8860c3e7fd5f209

General

Target

2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Size

469KB
MD5

2fa05d278879f7fd391fe1cf304e4b33
SHA1

9e97c7c1650c8e04c1367625b66ef64c74d21ab3
SHA256

fab9da70d7122fa82a4caa98ccb298e371f01067f5c3be95f8860c3e7fd5f209
SHA512

f5b9b61ec1105ee4d2f2380672d46edd7b53df56c33327239b1341bf50f7feeb6197f14c16e29b53440d2262aaf0c28f897f90a7f7b8e26d30a701062bcc849b
SSDEEP

12288:P2jy4H/JlI91veibKY5q2apD7RYfiuPLYBNMUe19s8+97e5Zg:P2m4R+fFp5PapSausBNHi9bng

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

franco800.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/1028-34-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1028-39-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1592-42-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1028-43-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1592-44-0x0000000010000000-0x000000001004D000-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

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000120fb-2.dat	acprotect

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

pid	Process
1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1272 set thread context of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1028-27-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-32-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-30-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-26-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-34-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-39-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1592-42-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1028-43-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1592-44-0x0000000010000000-0x000000001004D000-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 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	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C771E660-2111-13D1-B2E4-0060975B8649}\0 = 709ce5e1dc72c0b3d18b0dee94b64d0cc85bcbd7696883e4e8	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C771E660-2111-13D1-B2E4-0060975B8649}\Version	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C771E660-2111-13D1-B2E4-0060975B8649}\Version\ = "1.0"	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C771E660-2111-13D1-B2E4-0060975B8649}	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 1272	1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	30
PID 1680 wrote to memory of 1272	1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	30
PID 1680 wrote to memory of 1272	1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	30
PID 1680 wrote to memory of 1272	1680	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	30
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1272 wrote to memory of 1028	1272	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	31
PID 1028 wrote to memory of 1592	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	32
PID 1028 wrote to memory of 1592	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	32
PID 1028 wrote to memory of 1592	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	32
PID 1028 wrote to memory of 1592	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	32
PID 1028 wrote to memory of 1592	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	32
PID 1028 wrote to memory of 2740	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	33
PID 1028 wrote to memory of 2740	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	33
PID 1028 wrote to memory of 2740	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	33
PID 1028 wrote to memory of 2740	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	33
PID 1028 wrote to memory of 2740	1028	2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2fa05d278879f7fd391fe1cf304e4b33_JaffaCakes118.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1028
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:1592
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\uqlA6CA.tmp

Filesize
172KB

MD5
685f1cbd4af30a1d0c25f252d399a666

SHA1
6a1b978f5e6150b88c8634146f1406ed97d2f134

SHA256
0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

SHA512
6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

Download Submit
memory/1028-25-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-43-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-39-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-34-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-26-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-30-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-32-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-27-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1028-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1272-12-0x0000000000310000-0x0000000000383000-memory.dmp

Filesize
460KB

Download
memory/1272-38-0x0000000000310000-0x0000000000383000-memory.dmp

Filesize
460KB

Download
memory/1272-21-0x0000000000250000-0x0000000000275000-memory.dmp

Filesize
148KB

Download
memory/1272-19-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1272-13-0x0000000000250000-0x0000000000275000-memory.dmp

Filesize
148KB

Download
memory/1272-9-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1272-20-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1272-33-0x0000000000250000-0x0000000000275000-memory.dmp

Filesize
148KB

Download
memory/1272-37-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1592-44-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1592-42-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1680-6-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1680-7-0x00000000002C0000-0x0000000000333000-memory.dmp

Filesize
460KB

Download
memory/1680-4-0x00000000002C0000-0x0000000000333000-memory.dmp

Filesize
460KB

Download
memory/1680-0-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download

Analysis

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