bfea5a7839b0a45d3e0074b6e3882ada8f6aa913cf7e0d08ba290a49af855596

Analysis

max time kernel
143s
max time network
140s
platform
windows7_x64
resource
win7
submitted
14/08/2020, 10:58

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General

Target
INV#0595.exe
Size 627KB
Sample200814-lk22vr2k22
SHA256 bfea5a7839b0a45d3e0074b6e3882ada8f6aa913cf7e0d08ba290a49af855596
MD5 e0a4e6378c211f8584be6aea083c9743
SHA1 254d4e34dd8521ea883e7140b7adc9a9ef09145c
SHA512 e8254c7efcf446545f210eb0cf5a61810ca60bc72b798b9dd5aeb502213614feea129b5b59e46dae67a8f2e31ea6392f8de565321ddc9720487825332f5f3c05
MD5 SHA1 SHA512

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Cfzu = "C:\\Users\\Admin\\AppData\\Local\\Cfzu.url"	INV#0595.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1144 set thread context of 1508	1144	INV#0595.exe	26

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26
PID 1144 wrote to memory of 1508	1144	INV#0595.exe	26

C:\Users\Admin\AppData\Local\Temp\INV#0595.exe
"C:\Users\Admin\AppData\Local\Temp\INV#0595.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Program Files (x86)\internet explorer\ieinstal.exe"
  2⤵
  PID:1508

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Web Service

T1102

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

memory/540-1-0x000007FEF7C50000-0x000007FEF7ECA000-memory.dmp

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memory/1144-0-0x00000000020C0000-0x00000000020D0000-memory.dmp

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memory/1144-2-0x00000000042F0000-0x0000000004342000-memory.dmp

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memory/1508-3-0x0000000000400000-0x0000000000554000-memory.dmp

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memory/1508-5-0x0000000000400000-0x0000000000554000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads