xmrig | 2fa81fbb91120d2a018d59562b6bd57948681993434bfbf9cf8ab5e82e82a183

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 00:38

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General

Target

5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe
Size

784KB
MD5

5e5b74d594b4630b38724863be1c5de5
SHA1

71965b449a01fee3a9022609faac949951a47887
SHA256

2fa81fbb91120d2a018d59562b6bd57948681993434bfbf9cf8ab5e82e82a183
SHA512

98fb3959c6dc81b870174fef60aad0ef2d76ff01aee5f9facde28080d2c5ac980f5e4e531b722a9f7e478f0f91a4d69c72015eff5651f5df075973778f7722ae
SSDEEP

24576:jSWz0P5VHcCP6VAU5i31PFqNAdYuPPvIWHB:jSWzeXjE55G9IC7oWh

Score

10^/10

xmrig miner upx

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 6 IoCs

miner

resource	yara_rule
behavioral1/memory/3032-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3032-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2544-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2544-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2544-32-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2544-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2544	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2544	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3032-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0009000000012029-15.dat	upx
behavioral1/memory/2544-16-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe
2544	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2544	3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe	31
PID 3032 wrote to memory of 2544	3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe	31
PID 3032 wrote to memory of 2544	3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe	31
PID 3032 wrote to memory of 2544	3032	5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Users\Admin\AppData\Local\Temp\5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2544

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5e5b74d594b4630b38724863be1c5de5_JaffaCakes118.exe

Filesize
784KB

MD5
da7624dea2bbe6768964010949d40443

SHA1
9d2b31dc5de446bc8007248bcdf126f0989608b4

SHA256
97186491594426659f7ce218dc3e499d48d9cca372b20c24cf1a55e1356a5403

SHA512
5f8bd2faabca200c67e90fcc914007102451d70718deaa6366b8b6dd0f787b9d2fbcf10e6309f3b02f4c1b195b1bea21d414b7b0d6b7193cd6aaa0ad54030af8

Download Submit
memory/2544-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2544-17-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/2544-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2544-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2544-32-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2544-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3032-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3032-6-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/3032-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3032-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download