49b7ba26e5c1463f3badb3045627fb01ac10841615c2cf93ac62fc71b1aac7a4

Analysis

max time kernel
134s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 00:21

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General

Target

2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
Size

202KB
MD5

c6d5f52fc8a5c1061254d6e855bd3a46
SHA1

a4bd21f55a07907dda94db15291e71c112c200ea
SHA256

2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf
SHA512

eca45eb372de757d1bab758737210b09b550e5d25786afb535416d60f846009877363ee8f1cdb3a6ff239af41c61e0b69be76d604e96c43381804cf4a1583c3a
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/858KkgnnpjBFB:o68i3odBiTl2+TCU/8nk8NhX

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon3.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\winhash_up.exez	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\bugMAKER.bat	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File opened for modification	C:\Windows\winhash_up.exez	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
File created	C:\Windows\winhash_up.exe	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5080	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 5080	3632	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe	84
PID 3632 wrote to memory of 5080	3632	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe	84
PID 3632 wrote to memory of 5080	3632	2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe	84

C:\Users\Admin\AppData\Local\Temp\2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe
"C:\Users\Admin\AppData\Local\Temp\2f199a8059a95b58535067f49212a3247acd11ec9395870abe26e36318b99caf.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3632
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
108B

MD5
c7dbf4c5a9c41aed4bcacff781e74a59

SHA1
b526ecb6f9e5c091cc89047c36691d6d8e82499e

SHA256
f0ecff1a09f0ec5b1428508c5f788b94592054a98a30a9a5b81334ef16fcdf30

SHA512
a36763dbc42f621f51c9a80c1e336ab6851e4a3a8eb9dce89a3483c569ca3a315bc42919589c61db8725ed4ef8b645cc46babd6042462e114b99483abc05b976

Download Submit
memory/3632-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads