282b2bba57bb185fb81d4f401425efa9b6a6f99111640d99521b86b088f9aab9

Analysis

max time kernel
155s
max time network
138s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
21/09/2023, 20:33

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General

Target

DF CONNECTED v2.7.6c (Windows)/audiogroup1.dat
Size

15.7MB
MD5

78fc95f16cc7300a4e034da41d887514
SHA1

e80bfbe31f764fc14f71dc34629943b4339dabb6
SHA256

e477f43aa105d8f0d9eff9a5535f19a0d7bd4e0077adf14a9f915ed5a7ffd59d
SHA512

a49cbfd19b913c06b0d5c983874d1a2e7040481d5d7dfc59b27c17dbcb02752fabe489acb4c8731bfca3b3342a730a91ca1b2253d0a7c5434f49803fc8c31ccb
SSDEEP

393216:c9NPZNoFaIPvddrYNe0jsstuFm5y6Lc2al8RtU4YS5BcMyBpahBHjBkS:c9xZNoFa+ldrYNeyXtu6ZR95BcnCv9H

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-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.dat	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 2624	2468	cmd.exe	29
PID 2468 wrote to memory of 2624	2468	cmd.exe	29
PID 2468 wrote to memory of 2624	2468	cmd.exe	29
PID 2624 wrote to memory of 3068	2624	rundll32.exe	30
PID 2624 wrote to memory of 3068	2624	rundll32.exe	30
PID 2624 wrote to memory of 3068	2624	rundll32.exe	30
PID 2624 wrote to memory of 3068	2624	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\DF CONNECTED v2.7.6c (Windows)\audiogroup1.dat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\DF CONNECTED v2.7.6c (Windows)\audiogroup1.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2624
- - 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\DF CONNECTED v2.7.6c (Windows)\audiogroup1.dat"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3068

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

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Downloads

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

Filesize
3KB

MD5
0830af1be9660a436234fada0d82814b

SHA1
f1fbe01cd3f71f7fcd4d1aff89cbf8c6b8c700b4

SHA256
9bd5d9556e8188a1ed8a9f5eb5aba200aca32286e6bdbcad15d3d6dab1986250

SHA512
f8bc75b8e8f64c4fa3a513961102de06e820d7e61868f6d46012ca67be5c03963aed894ef9338b220e42a02097f4b3425085615c84aed2bd919c0ce0e35cd97a

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