9d56c1e5a1d730822fcb863807b2cd79539b09799321d101d50eb961b444148f

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 09:15

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General

Target

624-39-0x00000000048C0000-0x0000000004C47000-memory.dmp
Size

3.5MB
MD5

77adfbd169586974c046d6fb58ef4dcd
SHA1

d00280ef0e885f2b52f49617928336c4fda36727
SHA256

9d56c1e5a1d730822fcb863807b2cd79539b09799321d101d50eb961b444148f
SHA512

d3d21275bf618aff73b833623e67f0f3e64fd80dca36506ac66220f54d69412cf94798263963862afb72492ea26622c7d6fb77f30c60e90debb848356dc0727b
SSDEEP

6144:gmFFYrx0PmfUH1YTCh+mlrDvWBaoakAI04Yd1FkMGS4GQBe:lFFYrkmfUVY8+mp3I0/ZkMnz

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-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.dmp	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.dmp\ = "dmp_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\dmp_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
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 2588	2944	cmd.exe	29
PID 2944 wrote to memory of 2588	2944	cmd.exe	29
PID 2944 wrote to memory of 2588	2944	cmd.exe	29
PID 2588 wrote to memory of 2592	2588	rundll32.exe	30
PID 2588 wrote to memory of 2592	2588	rundll32.exe	30
PID 2588 wrote to memory of 2592	2588	rundll32.exe	30
PID 2588 wrote to memory of 2592	2588	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\624-39-0x00000000048C0000-0x0000000004C47000-memory.dmp
1⤵
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\624-39-0x00000000048C0000-0x0000000004C47000-memory.dmp
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2588
- - 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\624-39-0x00000000048C0000-0x0000000004C47000-memory.dmp"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2592

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
92373c86073ae2479fb45c0bd802a483

SHA1
912c96ccd4ce075b4fa3229a66ff2b032352a1f3

SHA256
128778161a95374589c939a85b6cd94287b661047684a18656fbe5a367f0f9fb

SHA512
9f11da39083665c00676fc455944f3ebf521c11a45b326350accbe001cc5aea85cf349ff5edb2bd085f3192acf1589a9e30b501fc3fe2a4afd257540f17725ee

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