xmrig | a67822dcc76103f495d6ca4409767478e368eaa672dd9220edfcf11c62853076

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 09:06

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General

Target

f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
Size

784KB
MD5

f9f8efc3c2595d1b9014198e61b44904
SHA1

ced6950b5df2961bcd0bccbe4303b3856cba6153
SHA256

a67822dcc76103f495d6ca4409767478e368eaa672dd9220edfcf11c62853076
SHA512

ee839a23b74c50e824447fa4fb011de1c7caae00129a9f5d61f22b03085ea08422d07f42870cb1526e2e61defb23d9f2c6b0d52b5a72ec2d425bbefd35d30a48
SSDEEP

12288:dPgB9iZ+r89/XLzPoYGTT1eTH78xVbBE1Gtjl6rKEcAZ5CqUtmVIz3kmq:d4brq/7zPoT1I8xVbBLYcAZ/HVIl

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/2060-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2060-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2540-25-0x00000000031C0000-0x0000000003353000-memory.dmp	xmrig
behavioral1/memory/2540-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2540	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2540	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2060-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000c0000000122c3-10.dat	upx
behavioral1/memory/2060-15-0x0000000003130000-0x0000000003442000-memory.dmp	upx
behavioral1/memory/2540-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
2540	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2540	2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2540	2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2540	2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2540	2060	f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2540

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

Filesize
784KB

MD5
eb78188793b2670b1ee92f943b27d2e2

SHA1
67db3c497f3bb68fa6312894ffd056a09ce06afe

SHA256
0dbfae6ca94d81066eddead371e657d7cba931ce627857b28ff1560403e9e279

SHA512
4881827793ed29bd01ceff942fe5bc58316540392d6ca5b5cbbff2e7d2a891953c268cb3ccae822de4f37b37d5c3590aa4748b83ee152b7408fa79520b506ae3

Download Submit
memory/2060-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2060-2-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2060-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2060-15-0x0000000003130000-0x0000000003442000-memory.dmp

Filesize
3.1MB

Download
memory/2060-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2540-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2540-18-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2540-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2540-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2540-25-0x00000000031C0000-0x0000000003353000-memory.dmp

Filesize
1.6MB

Download
memory/2540-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download