evilnum | 0d878b1b9f5c1ae8925e55df9e10b4271eb99970af133e251830044d24296ba8 | Triage

Analysis

max time kernel
8s
max time network
80s
platform
windows7_x64
resource
win7v20201028
submitted
26-12-2020 20:21

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General

Target

83c375dcdadb8467955f5e124cf4e8d6eac78c51c03fb7393dc810a243ba1a90.lnk
Size

938KB
MD5

fc00819c4cdc8609313041cf345a7dca
SHA1

3cb2d94e7a3b6d6141106e3973189e06306ce2f0
SHA256

83c375dcdadb8467955f5e124cf4e8d6eac78c51c03fb7393dc810a243ba1a90
SHA512

53b2761be2a805aa6cdc7857b70da8b25ccf0990dc1f9a6501ed73af9909db6a58667b9bcd786c9acc19309b18bc228ac02d3ebe97063b1cf6bf2362c935131c

Score

10^/10

evilnum trojan

Malware Config

Signatures

Evilnum
A malware family with multiple components distributed through LNK files.
trojan evilnum

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

cmd.execmd.exe

description	pid	process	target process
PID 2000 wrote to memory of 1984	2000	cmd.exe	cmd.exe
PID 2000 wrote to memory of 1984	2000	cmd.exe	cmd.exe
PID 2000 wrote to memory of 1984	2000	cmd.exe	cmd.exe
PID 1984 wrote to memory of 2040	1984	cmd.exe	cmd.exe
PID 1984 wrote to memory of 2040	1984	cmd.exe	cmd.exe
PID 1984 wrote to memory of 2040	1984	cmd.exe	cmd.exe
PID 1984 wrote to memory of 1972	1984	cmd.exe	find.exe
PID 1984 wrote to memory of 1972	1984	cmd.exe	find.exe
PID 1984 wrote to memory of 1972	1984	cmd.exe	find.exe
PID 1984 wrote to memory of 1964	1984	cmd.exe	wscript.exe
PID 1984 wrote to memory of 1964	1984	cmd.exe	wscript.exe
PID 1984 wrote to memory of 1964	1984	cmd.exe	wscript.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\83c375dcdadb8467955f5e124cf4e8d6eac78c51c03fb7393dc810a243ba1a90.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c path=C:\Windows\system32&move "VerificationDocuments.pdf.lnk " "C:\Users\Admin\AppData\Local\Temp\1.lnk"&type "C:\Users\Admin\AppData\Local\Temp\1.lnk"|find "END2">"C:\Users\Admin\AppData\Local\Temp\0.js"&wscript "C:\Users\Admin\AppData\Local\Temp\0.js"
2⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" type "C:\Users\Admin\AppData\Local\Temp\1.lnk""
3⤵
PID:2040

C:\Windows\system32\find.exe
find "END2"
3⤵
PID:1972

C:\Windows\system32\wscript.exe
wscript "C:\Users\Admin\AppData\Local\Temp\0.js"
3⤵
PID:1964

Network

MITRE ATT&CK Matrix

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Downloads

memory/1964-5-0x0000000000000000-mapping.dmp

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memory/1972-4-0x0000000000000000-mapping.dmp

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memory/1984-2-0x0000000000000000-mapping.dmp

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memory/2040-3-0x0000000000000000-mapping.dmp

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