36f515bac3960c07aea759f03208f901b84050cd57c84a2fce20e92b83158b3c

Analysis

max time kernel
5s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
06-12-2022 18:53

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General

Target

offjetsew3321.exe
Size

228KB
MD5

98f963b9d7225413ec18f48a473c1f40
SHA1

1272577d90b8d212416732e54258b136cbd2f3d3
SHA256

36f515bac3960c07aea759f03208f901b84050cd57c84a2fce20e92b83158b3c
SHA512

778b186ef6c85651bb722701ee77785aed3bd51048a3ecd12423779c8b1ac640eea61a85712ceb03be48916b8c20c587adc4ee9f625f3a4b96a442f9b550b579
SSDEEP

6144:QBn1yQEl9B3my7WMRNICK7WtIGpUv82m+mLZxhhO4+/:gnEl9Iy7zRNI7BGpU4L1J+/

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

nfvyobds.exe

pid process

896 nfvyobds.exe
Loads dropped DLL 2 IoCs

Processes:

offjetsew3321.exe

pid process

960 offjetsew3321.exe
960 offjetsew3321.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
896	nfvyobds.exe

pid	process
960	offjetsew3321.exe
960	offjetsew3321.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

offjetsew3321.exe

description	pid	process	target process
PID 960 wrote to memory of 896	960	offjetsew3321.exe	nfvyobds.exe
PID 960 wrote to memory of 896	960	offjetsew3321.exe	nfvyobds.exe
PID 960 wrote to memory of 896	960	offjetsew3321.exe	nfvyobds.exe
PID 960 wrote to memory of 896	960	offjetsew3321.exe	nfvyobds.exe

C:\Users\Admin\AppData\Local\Temp\offjetsew3321.exe
"C:\Users\Admin\AppData\Local\Temp\offjetsew3321.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:960

C:\Users\Admin\AppData\Local\Temp\nfvyobds.exe
"C:\Users\Admin\AppData\Local\Temp\nfvyobds.exe" C:\Users\Admin\AppData\Local\Temp\jhknljkson.ade
2⤵
- Executes dropped EXE
PID:896

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nfvyobds.exe
Filesize
59KB

MD5
d660fe612ef6aa2af1d2ce26d213d38e

SHA1
6055e297bfc1a2cdf34ea79d17b3150e16231273

SHA256
15c2c4e1b0282f7b0a1a2050000f2ecd9c2d41ad2ccc4f38e16542af2b162ef2

SHA512
0de1d57640aa2185649f308908aca93992d1b4bb2766b746e595f4f3872510af697d9197d4556f75ea8f9a01af17570ca7ec56409d9292ed20e1a261ca0fe1b8

Download Submit
\Users\Admin\AppData\Local\Temp\nfvyobds.exe
Filesize
59KB

MD5
d660fe612ef6aa2af1d2ce26d213d38e

SHA1
6055e297bfc1a2cdf34ea79d17b3150e16231273

SHA256
15c2c4e1b0282f7b0a1a2050000f2ecd9c2d41ad2ccc4f38e16542af2b162ef2

SHA512
0de1d57640aa2185649f308908aca93992d1b4bb2766b746e595f4f3872510af697d9197d4556f75ea8f9a01af17570ca7ec56409d9292ed20e1a261ca0fe1b8

Download Submit
\Users\Admin\AppData\Local\Temp\nfvyobds.exe
Filesize
59KB

MD5
d660fe612ef6aa2af1d2ce26d213d38e

SHA1
6055e297bfc1a2cdf34ea79d17b3150e16231273

SHA256
15c2c4e1b0282f7b0a1a2050000f2ecd9c2d41ad2ccc4f38e16542af2b162ef2

SHA512
0de1d57640aa2185649f308908aca93992d1b4bb2766b746e595f4f3872510af697d9197d4556f75ea8f9a01af17570ca7ec56409d9292ed20e1a261ca0fe1b8

Download Submit
memory/896-57-0x0000000000000000-mapping.dmp

Download
memory/960-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download