xtremerat | 919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3

General

Target

919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe
Size

537KB
MD5

8c9baa45fb37a6c89cb9861dcc8d2f1f
SHA1

65342cfdd656011df268269cfa07f93d351bca00
SHA256

919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3
SHA512

f76cfa6dab53abc804285780d52c4608a11b90461930ea03d11e2b3a58c89d67254f2b1e4f25adabc38156dab9aaaecc8298f8b2f9b4dddfa15fb5d8a0039f0b
SSDEEP

12288:UoS493ACIl7vI1kiqHNnyVek/a4QmHNX467p9KMSL8vbfcF3baixe/:UoIjIbgyLC495467zKMRzcVei4/

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

maradona.no-ip.org

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral1/memory/832-63-0x0000000010000000-0x000000001004E000-memory.dmp	family_xtremerat
behavioral1/memory/832-65-0x0000000010000000-0x000000001004E000-memory.dmp	family_xtremerat
behavioral1/memory/468-68-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/832-70-0x0000000010000000-0x000000001004E000-memory.dmp	family_xtremerat
behavioral1/memory/468-71-0x0000000010000000-0x000000001004E000-memory.dmp	family_xtremerat
behavioral1/memory/468-72-0x0000000010000000-0x000000001004E000-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

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/832-57-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/832-61-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/832-63-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/832-65-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/832-70-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/468-71-0x0000000010000000-0x000000001004E000-memory.dmp	upx
behavioral1/memory/468-72-0x0000000010000000-0x000000001004E000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1396 set thread context of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 1396 wrote to memory of 832	1396	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	28
PID 832 wrote to memory of 468	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	29
PID 832 wrote to memory of 468	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	29
PID 832 wrote to memory of 468	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	29
PID 832 wrote to memory of 468	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	29
PID 832 wrote to memory of 468	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	29
PID 832 wrote to memory of 1348	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	30
PID 832 wrote to memory of 1348	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	30
PID 832 wrote to memory of 1348	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	30
PID 832 wrote to memory of 1348	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	30
PID 832 wrote to memory of 1348	832	919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe	30

C:\Users\Admin\AppData\Local\Temp\919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe
"C:\Users\Admin\AppData\Local\Temp\919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1396
- C:\Users\Admin\AppData\Local\Temp\919b080c6200fbf05a741ec572f077b116d87849fa595d90daa6537e3f9cbaf3.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:832
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:468
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1348

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/468-66-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/468-72-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/468-71-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/832-61-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/832-63-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/832-64-0x0000000000400000-0x0000000000541000-memory.dmp

Filesize
1.3MB

Download
memory/832-65-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/832-70-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/832-57-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/1396-62-0x0000000000400000-0x0000000000541000-memory.dmp

Filesize
1.3MB

Download
memory/1396-54-0x0000000075BE1000-0x0000000075BE3000-memory.dmp

Filesize
8KB

Download

Analysis

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