xmrig | 7275c04b75a36dff904fe2c081163c08998d073a495f4f53b17ca77a930bbaf8

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 09:53

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General

Target

ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
Size

784KB
MD5

ef8a4394df2b1d1cf65f48dddf2363a4
SHA1

5044d2971f270475571aa742a4f695a9da9f62f3
SHA256

7275c04b75a36dff904fe2c081163c08998d073a495f4f53b17ca77a930bbaf8
SHA512

4688d526f872556a8fb8c36a4803998e8a7d2031b46dc698348b21f68c854ba1912be1f2737193170e05f72786600a09511651470dbc88b97d03c76a7f6d5a25
SSDEEP

12288:RNMHGeM7zcIFZWEoZjqFllEodDV95dGvYGtmoEllPB5qQwmBNLScP6XMg/ZBrVLJ:Uxy1psv6r5MvY/55qQXNmw6c+BrpqAp

Score

10^/10

xmrig discovery 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
behavioral2/memory/3516-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3516-13-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2412-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2412-20-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/2412-21-0x0000000005460000-0x00000000055F3000-memory.dmp	xmrig
behavioral2/memory/2412-30-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2412	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2412	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3516-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x00080000000234b0-11.dat	upx
behavioral2/memory/2412-12-0x0000000000400000-0x0000000000712000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3516	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3516	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
2412	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 2412	3516	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe	83
PID 3516 wrote to memory of 2412	3516	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe	83
PID 3516 wrote to memory of 2412	3516	ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Users\Admin\AppData\Local\Temp\ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ef8a4394df2b1d1cf65f48dddf2363a4_JaffaCakes118.exe

Filesize
784KB

MD5
7e38c3955dad2118714f00814f2e7dd9

SHA1
004f5bbb7385a7f0557f35c0679f7ce92993dbf6

SHA256
d00b77b8cd421b8a55c24dd5880c8323e917443655617675404dfa79a388ed7e

SHA512
be2298125bfa0fffd1d4a1274d1dc118697ab299b40800ca3c011f45e6dc7281b8c62173eecdd3e64150bdbbb538d0308488f49730711aa32de62480e9256e68

Download Submit
memory/2412-12-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2412-14-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2412-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2412-20-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2412-21-0x0000000005460000-0x00000000055F3000-memory.dmp

Filesize
1.6MB

Download
memory/2412-30-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3516-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3516-1-0x0000000001A40000-0x0000000001B04000-memory.dmp

Filesize
784KB

Download
memory/3516-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3516-13-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download