0f931ef68b73d54c7badb15ce19ffe79a9ebb6489ecf86a808cd57b3874404d2

Analysis

max time kernel
117s
max time network
124s
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

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General

Target

_locales/ar/messages.json
Size

42KB
MD5

40755e9f145be5a72056d3806f9eb1e0
SHA1

afe5cf662d9ee7ef804c8320f99d7a428236ef9a
SHA256

b40102273cbad443b678c9a4a901572925460239790afae36353d281d3921fea
SHA512

5f82e15f51cc7dfefaffaa7582d54b1d0e0088d60fc955403847883e93c05a82dfa4fabb416619fe92ca40aff005966c0b088e1ebc392a3a103e4d99d6f1e98b
SSDEEP

768:Za2NupQFgFatnnxWMD7NRDki5YyYvEnTa7kG5iS9wvAaAdrY3h:sPpQFgFatnnxWMD7NRDN5Y/EnKB5nEAE

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

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_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-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\json_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2524 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2524 AcroRd32.exe
2524 AcroRd32.exe

pid	process
2524	AcroRd32.exe

pid	process
2524	AcroRd32.exe
2524	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2068 wrote to memory of 2680	2068	cmd.exe	rundll32.exe
PID 2068 wrote to memory of 2680	2068	cmd.exe	rundll32.exe
PID 2068 wrote to memory of 2680	2068	cmd.exe	rundll32.exe
PID 2680 wrote to memory of 2524	2680	rundll32.exe	AcroRd32.exe
PID 2680 wrote to memory of 2524	2680	rundll32.exe	AcroRd32.exe
PID 2680 wrote to memory of 2524	2680	rundll32.exe	AcroRd32.exe
PID 2680 wrote to memory of 2524	2680	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\_locales\ar\messages.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2068

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_locales\ar\messages.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2680

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\ar\messages.json"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2524

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
b6c34086c3b6b2a4b4097cceefcf4eca

SHA1
7f741debbaaed821c8f768f6ad78c4f36abd87d8

SHA256
d989f74973ed506202591aa97c09a5eb2d56b69289fb828ca748c31c6522a862

SHA512
381d89c9c9f13ff18ced4ec25b8ae4f55cb4f0bc4d95229a5680e59664fa42fd669d4404c81c28e4e684b94f30d085a4acb74aa06c37076959fa9b06250bb5f7

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