xtremerat | 00c68867803ca8dacf7dd34c71cc52af6233513ea2ff5008da00fa5f2328381f

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2024, 00:41

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General

Target
b0cc1d172b96d8578830df6e94664ae6.exe
Size 168KB
Sample240304-a14a2sdh35
SHA256 00c68867803ca8dacf7dd34c71cc52af6233513ea2ff5008da00fa5f2328381f
MD5 b0cc1d172b96d8578830df6e94664ae6
SHA1 733393fcaf348c56c42f527db3e4ce9dfa1855bd
SHA512 071c46c4b98a37cec5f866d43f73c12f53edc86a5c4649bee96cb9dd0b121aa79f2b0fd81f26ad06546c2bf419722a58ebb705644fe4876734e06e6d300a6159
SSDEEP 3072:/cY2MnUstI5Ag7O40TqzMwvmjw5emJYSu+RvNgCaveFq1NX+h3Zd:/v2mt+/7OdThwus5emGSnFeNXwD
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/1632-5-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1632-6-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4776-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1632-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4776-9-0x0000000010000000-0x000000001004D000-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

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1632-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1632-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1632-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1632-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4776-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1632-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4776-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1804 set thread context of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
208	4776	WerFault.exe	91
3884	4776	WerFault.exe	91

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1804	b0cc1d172b96d8578830df6e94664ae6.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1804 wrote to memory of 1632	1804	b0cc1d172b96d8578830df6e94664ae6.exe	88
PID 1632 wrote to memory of 4776	1632	b0cc1d172b96d8578830df6e94664ae6.exe	91
PID 1632 wrote to memory of 4776	1632	b0cc1d172b96d8578830df6e94664ae6.exe	91
PID 1632 wrote to memory of 4776	1632	b0cc1d172b96d8578830df6e94664ae6.exe	91
PID 1632 wrote to memory of 4776	1632	b0cc1d172b96d8578830df6e94664ae6.exe	91
PID 1632 wrote to memory of 2488	1632	b0cc1d172b96d8578830df6e94664ae6.exe	92
PID 1632 wrote to memory of 2488	1632	b0cc1d172b96d8578830df6e94664ae6.exe	92
PID 1632 wrote to memory of 2488	1632	b0cc1d172b96d8578830df6e94664ae6.exe	92

C:\Users\Admin\AppData\Local\Temp\b0cc1d172b96d8578830df6e94664ae6.exe
"C:\Users\Admin\AppData\Local\Temp\b0cc1d172b96d8578830df6e94664ae6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Users\Admin\AppData\Local\Temp\b0cc1d172b96d8578830df6e94664ae6.exe
  C:\Users\Admin\AppData\Local\Temp\b0cc1d172b96d8578830df6e94664ae6.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:4776
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 488
      4⤵
      Program crash
      PID:208
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 496
      4⤵
      Program crash
      PID:3884
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 4776 -ip 4776
1⤵
PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4776 -ip 4776
1⤵
PID:1808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1632-2-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/1632-4-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/1632-5-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/1632-6-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/1632-8-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/4776-7-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/4776-9-0x0000000010000000-0x000000001004D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads