5bf4fbef77c2b3d4a07c3339b4dd439a3cd08f817361c975958061243e002668

Analysis

max time kernel
71s
max time network
73s
platform
windows7_x64
resource
win7
submitted
11/07/2020, 14:03

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General

Target

DOC.exe
Size

801KB
MD5

fe2c7229891329bd1590ab1ce9a50bb1
SHA1

e3165b722ced95332f8d8356002f200d6b9f71a3
SHA256

5bf4fbef77c2b3d4a07c3339b4dd439a3cd08f817361c975958061243e002668
SHA512

96a49fc36f153842dc937cbe6ebe81abfd228ae79e5587696599c2a5fbf5a00a606416bfde6063e75c531471ec787d8ba4d082204b2962afbaff8f5f208b8909

Score

7^/10

persistence spyware

Malware Config

Signatures

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1600	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1600	RegSvcs.exe
1600	RegSvcs.exe

Adds Run entry 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\Run\BAVLA = "C:\\Users\\Admin\\AppData\\Roaming\\BAVLA\\BAVLA.exe"	RegSvcs.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24
PID 1492 wrote to memory of 1600	1492	DOC.exe	24

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1492 set thread context of 1600	1492	DOC.exe	24

C:\Users\Admin\AppData\Local\Temp\DOC.exe
"C:\Users\Admin\AppData\Local\Temp\DOC.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:1492
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "{path}"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  - Adds Run entry to start application
  PID:1600

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1600-0-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1600-2-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1600-3-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download