xtremerat | 8c9acfcbdd2acec6be19b8ae5780ce3bc5f9efe08a00c86ffeb00976a0659e79

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 19:27

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General

Target
dfebe4574f529119d0b02c367281801c.exe
Size 295KB
Sample240326-x6eafadb41
SHA256 8c9acfcbdd2acec6be19b8ae5780ce3bc5f9efe08a00c86ffeb00976a0659e79
MD5 dfebe4574f529119d0b02c367281801c
SHA1 82c5060c83f32fdcbfaf30ec4538586933f98c2d
SHA512 38dead17be70cee85415ebfc2247f36f5e6f990e954b014480e307f27ca89e1f4c0b5b8c7cf89a5fa7f204acc5ced61b834beee4a8a167d4bc0734187403b023
SSDEEP 6144:tlZ/zUMu4pDSxsCMRzf7x3SfS1JAzXBtL76lscy9kuN2Y:tHLUMuiv9RgfSjAzRty+quwY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/2744-2-0x0000000010000000-0x000000001004D000-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 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2480-0-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/memory/2744-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2744-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2480-3-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/memory/2744-4-0x0000000000400000-0x00000000004A9000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2480-3-0x0000000000400000-0x00000000004A9000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2480 set thread context of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	2744	WerFault.exe	97

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97
PID 2480 wrote to memory of 2744	2480	dfebe4574f529119d0b02c367281801c.exe	97

C:\Users\Admin\AppData\Local\Temp\dfebe4574f529119d0b02c367281801c.exe
"C:\Users\Admin\AppData\Local\Temp\dfebe4574f529119d0b02c367281801c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\dfebe4574f529119d0b02c367281801c.exe
  "C:\Users\Admin\AppData\Local\Temp\dfebe4574f529119d0b02c367281801c.exe"
  2⤵
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 516
    3⤵
    - Program crash
    PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2744 -ip 2744
1⤵
PID:4372

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4168 --field-trial-handle=2288,i,11069632825633797559,14829202121434726371,262144 --variations-seed-version /prefetch:8
1⤵
PID:3200

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/2480-0-0x0000000000400000-0x00000000004A9000-memory.dmp

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memory/2480-3-0x0000000000400000-0x00000000004A9000-memory.dmp

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memory/2744-1-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/2744-2-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/2744-4-0x0000000000400000-0x00000000004A9000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads