xtremerat | f139fa322d7b9fe0f1cba1099b73dd27b11ed1060c0d3599cf408bf5a369e468

General

Target

fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe
Size

81KB
MD5

fd8e9e3a0442b6df909e09a9541f16c1
SHA1

9392f89e48728260e9d63336fd2de98cfaccbc90
SHA256

f139fa322d7b9fe0f1cba1099b73dd27b11ed1060c0d3599cf408bf5a369e468
SHA512

a8781a3b75b7dcdb94b755747eaa2b1fffac9dcc86b6abd7f51e1bbc5b6307bf467024fba3b312500ac5fb2d294a76a1f0f536e5ff2bf1aea7083ade6732e341
SSDEEP

1536:ZcFWD0DqiM0A9yV56WfIPhjif6DQCdBgmjNqIti9IYgdehAnaD+glR6:ZcYE3HfQBQCfNYIYgghK5glR6

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

gaetano1997.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/3020-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2524-14-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3020-15-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2524-16-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2344 set thread context of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3020-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2524-14-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-15-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2524-16-0x0000000010000000-0x000000001004D000-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 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	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 2344 wrote to memory of 3020	2344	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2524	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2524	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2524	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2524	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2524	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2944	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2944	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2944	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2944	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2944	3020	fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fd8e9e3a0442b6df909e09a9541f16c1_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2524
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2944

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

memory/2524-14-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2524-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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