2de70ca737c1f4602517c555ddd54165432cf231ffc0e21fb2e23b9dd14e7fb4

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
21-06-2024 10:34

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General

Target

GBWhatsApp_2024.apk
Size

72.1MB
MD5

06b80586f3db28fd0886c68d327e6d6d
SHA1

5eb26f69caa5fc281eaba466ead6a968545eab4f
SHA256

2de70ca737c1f4602517c555ddd54165432cf231ffc0e21fb2e23b9dd14e7fb4
SHA512

026a690010bed12dcdcd0d90f9254e66dd581773df690f95fb2b946a9400eabc9958db665045360f2d947dc3ff78f1f7af42515b751cfe455ba90457f29f5a03
SSDEEP

1572864:J/2LZ1VbXhETM0kZlShysJPC2DLPwpJ08w:JaZLbRuk0TjH

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.apk\ = "apk_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.apk	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\apk_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2640 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2640 AcroRd32.exe
2640 AcroRd32.exe

pid	process
2640	AcroRd32.exe

pid	process
2640	AcroRd32.exe
2640	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2132 wrote to memory of 2232	2132	cmd.exe	rundll32.exe
PID 2132 wrote to memory of 2232	2132	cmd.exe	rundll32.exe
PID 2132 wrote to memory of 2232	2132	cmd.exe	rundll32.exe
PID 2232 wrote to memory of 2640	2232	rundll32.exe	AcroRd32.exe
PID 2232 wrote to memory of 2640	2232	rundll32.exe	AcroRd32.exe
PID 2232 wrote to memory of 2640	2232	rundll32.exe	AcroRd32.exe
PID 2232 wrote to memory of 2640	2232	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\GBWhatsApp_2024.apk
1⤵
- Suspicious use of WriteProcessMemory
PID:2132

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\GBWhatsApp_2024.apk
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2232

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\GBWhatsApp_2024.apk"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2640

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
b321810d7e0f6a445b10cceb207f8fe0

SHA1
cf04c6fee878eefa7d330a0cfa5ef6c8bd013e40

SHA256
31f7f244fc40fcb7eadbe183731dfed7200ef5caa56ac42c2d2218d3800465c6

SHA512
40a092a78bd9945c9ab4b4a62cc96bf4c9361efa35469e94a1eb5fef4810286afc3f0d2d025bc491deebb3eba81ae7072913eced2cefa269a2030fa7266ad65d

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