562d8f8c0557824cf0f95d646e61d38822ca8b661173f89c5b601cd1f4c4a824

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7v20210410
submitted
06-05-2021 15:02

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General

Target

90800000900.exe
Size

546KB
MD5

390e87a9700a9d35c4042fb52cb59ae4
SHA1

b392394cd99600367d800a1565b35098a45d8fb6
SHA256

562d8f8c0557824cf0f95d646e61d38822ca8b661173f89c5b601cd1f4c4a824
SHA512

17265076ac622bc7af1cf54f5744e07d670f3447606e18e44d5f1e4ebc90ce99a95afa2e9eff5193e085edbebf9083219fdb7f87ba37b9f67bd7f031d341fc04

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

90800000900.exe

pid process

1048 90800000900.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

90800000900.exe

description pid process target process

PID 1048 set thread context of 1408 1048 90800000900.exe svchost.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

90800000900.exe

pid process

1048 90800000900.exe

pid	process
1048	90800000900.exe

description	pid	process	target process
PID 1048 set thread context of 1408	1048	90800000900.exe	svchost.exe

pid	process
1048	90800000900.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

90800000900.exe

description	pid	process	target process
PID 1048 wrote to memory of 1408	1048	90800000900.exe	svchost.exe
PID 1048 wrote to memory of 1408	1048	90800000900.exe	svchost.exe
PID 1048 wrote to memory of 1408	1048	90800000900.exe	svchost.exe
PID 1048 wrote to memory of 1408	1048	90800000900.exe	svchost.exe
PID 1048 wrote to memory of 1408	1048	90800000900.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\90800000900.exe
"C:\Users\Admin\AppData\Local\Temp\90800000900.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\90800000900.exe"
2⤵
PID:1408

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

\Users\Admin\AppData\Local\Temp\nscC41.tmp\qaeath0kvvyo.dll
MD5
ed8b651c2f29e13e9da1729527e486de

SHA1
9d33a86de13228dfbd559b35b58206e3794f32cf

SHA256
450498d4ca07110293f36108fd642f14ff17517d7b3cd952758db1824523f5b3

SHA512
3e271052f1625990589eb761d05c3bc18375556713f8c413f0ea21a335ca4c6a7cdac3ad97574b60e7766bb988c41ea03a85a443b88025c4cd45affa5d833ed7

Download Submit
memory/1048-59-0x0000000075721000-0x0000000075723000-memory.dmp

Filesize
8KB

Download
memory/1048-63-0x0000000000550000-0x0000000000555000-memory.dmp

Filesize
20KB

Download
memory/1408-61-0x000000000047823F-mapping.dmp

Download
memory/1408-64-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download