b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f

Analysis

max time kernel
148s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-08-2024 03:58

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General

Target

b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe
Size

584KB
MD5

a0073e2e52960bbae7bd9169ecfc4e2c
SHA1

11e3345c9b4a6adadbb9a5d99ba8a011e03f7eca
SHA256

b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f
SHA512

e48d1e3fdfc9feaaf741dc97df5e971dff88d2f914c4c7b6ff75dc7de27aeef4ab8bc52c208f2ddaf1616368642806b26790aba69460ab346a19f8e009bb2e91
SSDEEP

6144:yXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZoAX0cNS5Gv:yX7tPMK8ctGe4Dzl4h2QnuPs/ZoPcv

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe

Executes dropped EXE 1 IoCs

pid	Process
1492	word.exe

Adds Run key to start application 2 TTPs 4 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\Rmc-E4IZ1A = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\word\\word.exe\""	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-E4IZ1A = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\word\\word.exe\""	word.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-E4IZ1A = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\word\\word.exe\""	word.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-E4IZ1A = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\word\\word.exe\""	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.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	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	word.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1492	word.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 1492	4492	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe	85
PID 4492 wrote to memory of 1492	4492	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe	85
PID 4492 wrote to memory of 1492	4492	b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe	85

C:\Users\Admin\AppData\Local\Temp\b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe
"C:\Users\Admin\AppData\Local\Temp\b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4492
- C:\Users\Admin\AppData\Local\Temp\word\word.exe
  "C:\Users\Admin\AppData\Local\Temp\word\word.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1492

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:\ProgramData\recos\logs.dat

Filesize
144B

MD5
1cd3a0296f490725e1c83f64f74d8689

SHA1
219b3c6340542790fb10146323d12615aca728a4

SHA256
d211a11d8365d39fa51523e13959f6b42756308f77825e0b1e863c822d5de9e5

SHA512
bf752665b466182ee090c068ab2991e478891c0082cb5a4d20a6a3baca917326bf07ca41593c6d85860a004fcf18dce0d75c55e9fdf7ab0de9f4d3b1282cbc75

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C:\Users\Admin\AppData\Local\Temp\word\word.exe

Filesize
584KB

MD5
a0073e2e52960bbae7bd9169ecfc4e2c

SHA1
11e3345c9b4a6adadbb9a5d99ba8a011e03f7eca

SHA256
b1107655d24c87a906e69418caf5987db2dc899fe468e4ead32fef9b86ce5e2f

SHA512
e48d1e3fdfc9feaaf741dc97df5e971dff88d2f914c4c7b6ff75dc7de27aeef4ab8bc52c208f2ddaf1616368642806b26790aba69460ab346a19f8e009bb2e91

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads