xmrig | 0537fb5d5e1c5804185c611ff91205a9ed96263d80b9f92178104fc1fea8d300

Analysis

max time kernel
17s
max time network
21s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08-07-2024 02:07

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General

Target

2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe
Size

784KB
MD5

2a9de0d2c18f8d9c8efb50bb9e39ebf8
SHA1

af8a000757d0047963f25dbd6d79af11aa0d1694
SHA256

0537fb5d5e1c5804185c611ff91205a9ed96263d80b9f92178104fc1fea8d300
SHA512

192570ae16fde08691f99face3b59e24f2ba88f951cc0d9b70c4526caaf348c6c83242e94aa49b2e7b3ba58c5c9c56eca5bc255ce8bb5ccd03214cf334780fd1
SSDEEP

24576:MoAuNeZ1c1YrU4tsde8zKXZmrH0B73fXGuV:MoAuN4cAyefXUbQ3f

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2508-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2508-15-0x0000000003220000-0x0000000003532000-memory.dmp	xmrig
behavioral1/memory/2508-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2424-33-0x0000000003290000-0x0000000003423000-memory.dmp	xmrig
behavioral1/memory/2424-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2424-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2424-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2508-35-0x0000000003220000-0x0000000003532000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2424	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2424	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00090000000120f9-12.dat	upx
behavioral1/memory/2424-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe
2424	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2424	2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe	30
PID 2508 wrote to memory of 2424	2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe	30
PID 2508 wrote to memory of 2424	2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe	30
PID 2508 wrote to memory of 2424	2508	2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Users\Admin\AppData\Local\Temp\2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2424

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\2a9de0d2c18f8d9c8efb50bb9e39ebf8_JaffaCakes118.exe

Filesize
784KB

MD5
b55ad2d96dfed6cd83d549a028c020ba

SHA1
4ac034df3bdc1a338e7d4cf3de6c1a3c23b080a5

SHA256
c4e90edbb727368f2e57bb356b65a1d75b4d96f0bce257e9437a1c7f2c8a799a

SHA512
9358a798ca5a429dc277e69925845ad35d0d3687e5e68a1d42564242469326f36d4e1659c7b1b10feaed5929dfe1504a71e1bc3518c4b6139e7544b289218756

Download Submit
memory/2424-33-0x0000000003290000-0x0000000003423000-memory.dmp

Filesize
1.6MB

Download
memory/2424-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2424-23-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2424-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2424-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2424-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2508-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2508-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2508-15-0x0000000003220000-0x0000000003532000-memory.dmp

Filesize
3.1MB

Download
memory/2508-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2508-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2508-35-0x0000000003220000-0x0000000003532000-memory.dmp

Filesize
3.1MB

Download