96930d130b4ba009076120a31f70314290241ba2243f6bd5bde14cc6dc170c8a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-03-2024 20:09

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General

Target

TeddyPcFiles/config.json
Size

99B
MD5

668a1b746e7bce9ff92bcf04fecb2014
SHA1

83d39ef8457d8c03c7e2dff8db688833fe4eb495
SHA256

c5ed2b2dcbda5dc58f8c1ad7652f0c7e0432d5900683b798b72970065817cdb8
SHA512

2b11a3f36223088b203ceae4d1207f1100a6cbb44556e235f82dc4c5ea0d32798800a3b41b99f57e6a30d9a47d773f0bb1b4ca62dff8c9a00be87afbdc3a1208

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	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
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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell	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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2436	AcroRd32.exe
2436	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2468	2008	cmd.exe	29
PID 2008 wrote to memory of 2468	2008	cmd.exe	29
PID 2008 wrote to memory of 2468	2008	cmd.exe	29
PID 2468 wrote to memory of 2436	2468	rundll32.exe	30
PID 2468 wrote to memory of 2436	2468	rundll32.exe	30
PID 2468 wrote to memory of 2436	2468	rundll32.exe	30
PID 2468 wrote to memory of 2436	2468	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TeddyPcFiles\config.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TeddyPcFiles\config.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2468
- - 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\TeddyPcFiles\config.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
d6f97f7649b9501c2f2a4abeb2fdcc1b

SHA1
371b733279711becb2b9241055512c1b93f183f3

SHA256
a35060c455a329b437f28f84cb6eca7910c0c4c679ad59a94aca3de81c0dbc17

SHA512
1d4d13449e5380cb0746a7de9d58df6677f90bfeea476453bf559a3e2b81d6fd22d526ffdb19dd4d96d1800eed3d529742e8dec87594b0911a8b5ddbe5346dd7

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