xtremerat | 051735babb059ece0a0508d997ee23c4dda6a84520b1f871ecec340311f1750e

General

Target

JaffaCakes118_836deb007747bc0637181689aed528e4.exe
Size

52KB
MD5

836deb007747bc0637181689aed528e4
SHA1

4f4d29fd4067e53c86128d4b2d922074e7b94843
SHA256

051735babb059ece0a0508d997ee23c4dda6a84520b1f871ecec340311f1750e
SHA512

7cad894dbc064b5a876dcc90df4a9a3a4de072c26fb788100119f8d4ad2b5a3047a4da728deb5920fb89448756a09f2e1d2e1409b37fb391f05f0bea47e7cb25
SSDEEP

1536:iNW71rcYDAWeotvXl7g+bowgM7VHlaFqo:iNW7dEvotvXxg+Fg6VFaF

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

proturkey.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2952-3-0x0000000010000000-0x0000000010051000-memory.dmp	family_xtremerat
behavioral1/memory/2888-13-0x0000000010000000-0x0000000010051000-memory.dmp	family_xtremerat
behavioral1/memory/2952-16-0x0000000010000000-0x0000000010051000-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

Executes dropped EXE 1 IoCs

pid	Process
2900	156Bot v1878.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2888-0-0x0000000010000000-0x0000000010051000-memory.dmp	upx
behavioral1/memory/2952-3-0x0000000010000000-0x0000000010051000-memory.dmp	upx
behavioral1/memory/2888-13-0x0000000010000000-0x0000000010051000-memory.dmp	upx
behavioral1/memory/2952-16-0x0000000010000000-0x0000000010051000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\156Bot v1878.exe.exe	JaffaCakes118_836deb007747bc0637181689aed528e4.exe
File created	C:\Windows\156Bot v1878.exe	JaffaCakes118_836deb007747bc0637181689aed528e4.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 3 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_836deb007747bc0637181689aed528e4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	156Bot v1878.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2900	156Bot v1878.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2952	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	30
PID 2888 wrote to memory of 2952	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	30
PID 2888 wrote to memory of 2952	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	30
PID 2888 wrote to memory of 2952	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	30
PID 2888 wrote to memory of 2952	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	30
PID 2888 wrote to memory of 2224	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	31
PID 2888 wrote to memory of 2224	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	31
PID 2888 wrote to memory of 2224	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	31
PID 2888 wrote to memory of 2224	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	31
PID 2888 wrote to memory of 2224	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	31
PID 2888 wrote to memory of 2900	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	32
PID 2888 wrote to memory of 2900	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	32
PID 2888 wrote to memory of 2900	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	32
PID 2888 wrote to memory of 2900	2888	JaffaCakes118_836deb007747bc0637181689aed528e4.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_836deb007747bc0637181689aed528e4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_836deb007747bc0637181689aed528e4.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2952
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2224
- C:\Windows\156Bot v1878.exe
  "C:\Windows\156Bot v1878.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2900

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\156Bot v1878.exe

Filesize
16KB

MD5
d507e1fb3e28fc76e705bfac8d3bbfe9

SHA1
635ba6b7ddb1fa23c2fbf546088244ac1188c3db

SHA256
f1c89d77962d54b3c55385856872387ed79673fba43427d3e86a60c7a740cb74

SHA512
adb1d4993bcdfceaa70ce5d88a7afae9106fd7899d77c5f884e0391d89460885c6b4cc01b00cb02eae40d1beb63f0c382a1316bc93c12a163c1880b4ed5210b5

Download Submit
memory/2888-0-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2888-13-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2952-1-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2952-3-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2952-16-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download

Analysis

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