xtremerat | 6898a23ed1de5207008183cea203ed952043fec26e6234cfb8786cab7e25ca47

Analysis

max time kernel
120s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-10-2024 23:05

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General

Target

713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe
Size

78KB
MD5

713a6db2d45165f29e638601d3e849f7
SHA1

30c40c5d14c540af3a9c8a8ed766421d2c98760f
SHA256

6898a23ed1de5207008183cea203ed952043fec26e6234cfb8786cab7e25ca47
SHA512

647463d716363e045c9cec0b9dbc3d81a6dcb10ff47b227fd3a7ac3fea45b9780f46bee016d3aff94513da38075a0b68669ce10c190f041706b78df7f169ae99
SSDEEP

1536:UNW71rcYDAWeoDrsEud5rdcOix7vtqgekRNJsovPUusSFfNByaamhYh:UNW7dEvosEuDrdcOix7EgXp3sSFvdmh

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

xzx.no-ip.biz

Signatures

Detect XtremeRAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1936-2-0x0000000010000000-0x0000000010059000-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
Drops file in System32 directory 1 IoCs

Processes:

713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

description ioc process

File created C:\Windows\SysWOW64\twain.dll 713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\SysWOW64\twain.dll	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1936-0-0x0000000010000000-0x0000000010059000-memory.dmp	upx
behavioral1/memory/1936-2-0x0000000010000000-0x0000000010059000-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 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

Processes:

713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe

description	pid	process	target process
PID 1936 wrote to memory of 2548	1936	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe	iexplore.exe
PID 1936 wrote to memory of 2548	1936	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe	iexplore.exe
PID 1936 wrote to memory of 2548	1936	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe	iexplore.exe
PID 1936 wrote to memory of 2548	1936	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe	iexplore.exe
PID 1936 wrote to memory of 2548	1936	713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\713a6db2d45165f29e638601d3e849f7_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/1936-0-0x0000000010000000-0x0000000010059000-memory.dmp

Filesize
356KB

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memory/1936-2-0x0000000010000000-0x0000000010059000-memory.dmp

Filesize
356KB

Download