Overview
overview
3Static
static
1tampermonk..._1.zip
windows7-x64
1tampermonk..._1.zip
windows10-2004-x64
1LICENSE
windows7-x64
1LICENSE
windows10-2004-x64
1_locales/a...s.json
windows7-x64
3_locales/a...s.json
windows10-2004-x64
3_locales/b...s.json
windows7-x64
3_locales/b...s.json
windows10-2004-x64
3_locales/c...s.json
windows7-x64
3_locales/c...s.json
windows10-2004-x64
3_locales/d...s.json
windows7-x64
3_locales/d...s.json
windows10-2004-x64
3_locales/d...s.json
windows7-x64
3_locales/d...s.json
windows10-2004-x64
3_locales/e...s.json
windows7-x64
3_locales/e...s.json
windows10-2004-x64
3_locales/e...s.json
windows7-x64
3_locales/e...s.json
windows10-2004-x64
3_locales/e...s.json
windows7-x64
3_locales/e...s.json
windows10-2004-x64
3_locales/f...s.json
windows7-x64
3_locales/f...s.json
windows10-2004-x64
3_locales/h...s.json
windows7-x64
3_locales/h...s.json
windows10-2004-x64
3_locales/h...s.json
windows7-x64
3_locales/h...s.json
windows10-2004-x64
3_locales/h...s.json
windows7-x64
3_locales/h...s.json
windows10-2004-x64
3_locales/i...s.json
windows7-x64
3_locales/i...s.json
windows10-2004-x64
3_locales/i...s.json
windows7-x64
3_locales/i...s.json
windows10-2004-x64
3Analysis
-
max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11-06-2024 18:31
Static task
static1
Behavioral task
behavioral1
Sample
tampermonkey_5_1_1.zip
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
tampermonkey_5_1_1.zip
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
LICENSE
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
LICENSE
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
_locales/ar/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
_locales/ar/messages.json
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
_locales/be/messages.json
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
_locales/be/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
_locales/cs/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
_locales/cs/messages.json
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
_locales/da/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
_locales/da/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
_locales/de/messages.json
Resource
win7-20240508-en
Behavioral task
behavioral14
Sample
_locales/de/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
_locales/el/messages.json
Resource
win7-20240419-en
Behavioral task
behavioral16
Sample
_locales/el/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
_locales/en/messages.json
Resource
win7-20240215-en
Behavioral task
behavioral18
Sample
_locales/en/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
_locales/es/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
_locales/es/messages.json
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
_locales/fr/messages.json
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
_locales/fr/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
_locales/hi/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
_locales/hi/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
_locales/hr/messages.json
Resource
win7-20231129-en
Behavioral task
behavioral26
Sample
_locales/hr/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
_locales/hu/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
_locales/hu/messages.json
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
_locales/id/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
_locales/id/messages.json
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
_locales/it/messages.json
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
_locales/it/messages.json
Resource
win10v2004-20240426-en
General
-
Target
_locales/cs/messages.json
-
Size
23KB
-
MD5
76e45853b6cdfb7e15e7721a424c7609
-
SHA1
7ddd801e53d61f02286a0acb7ee816667fe8efd2
-
SHA256
363a26b48db2e76464218f04d0ca4ca4cb493602ebef4de6c59a28512592fe94
-
SHA512
18e350da5254d1e83354a9be14d3dc13a80df51b08899b4082754108d9f1b779f59e86830c518a129aa5be7e708ff625b5d5813a59c0492876fcd4dc9b3cd541
-
SSDEEP
384:Jwi/UzqLj7OX0MjWkeD6x5+XiHKNvezbmY1ODwYGG0I3mkJNK+zZAnm:aiszqPMWkemevezbNwDD3mkpUm
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.json rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.json\ = "json_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2104 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2104 AcroRd32.exe 2104 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 1704 wrote to memory of 2144 1704 cmd.exe rundll32.exe PID 1704 wrote to memory of 2144 1704 cmd.exe rundll32.exe PID 1704 wrote to memory of 2144 1704 cmd.exe rundll32.exe PID 2144 wrote to memory of 2104 2144 rundll32.exe AcroRd32.exe PID 2144 wrote to memory of 2104 2144 rundll32.exe AcroRd32.exe PID 2144 wrote to memory of 2104 2144 rundll32.exe AcroRd32.exe PID 2144 wrote to memory of 2104 2144 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\_locales\cs\messages.json1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_locales\cs\messages.json2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\_locales\cs\messages.json"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEventsFilesize
3KB
MD52db5fb5b4d69a4c8ebd05786dc2b7d60
SHA16868981273fc6fc6d302421416e247c34936d6a2
SHA25699766c285bc0c0d100fbd02b0cb8bd5fc94bd5c275996a2b56b2b5c0409809af
SHA512381df4d6214e3662d4417a639cd782aeacbd406836993e847d9d96ccd80b022d16b4be54338b5c863e514dad5ba668ce561cb0c02ff2bdfb1d1381d38134fad7