37f38be0b43e53121d44ecba4d6762dc06a7b7c7fd2f57cbf89120b6409a090f

Resubmissions

03/01/2024, 11:37

240103-nrbrbsfde9 10

03/01/2024, 11:09

240103-m9me4scgeq 10

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03/01/2024, 11:37

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Report Analysis Logs

General

Target

1587-1-0x0000000008048000-0x0000000008057740-memory.dmp
Size

60KB
MD5

f29f4ba5349d19f3356b8698c0c954b5
SHA1

879e2385f47112bdb8e41ab726d7382e73c9622e
SHA256

37f38be0b43e53121d44ecba4d6762dc06a7b7c7fd2f57cbf89120b6409a090f
SHA512

3f162335b6bf062ed231a088d94cf56a58c4027a9f2f3a7e6d0c795cebd048387145e72d8689ad7840c4f6f7e4a105271c5f15654e076982bc59619adf7abe5e
SSDEEP

1536:kUEMAWwPQk16qHTWKRmyaSkDu4eFOVfr1:kUEMAWwr16qHTWKRmyaSmu4aOfr1

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.dmp\ = "dmp_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.dmp	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dmp_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 3012	2784	cmd.exe	29
PID 2784 wrote to memory of 3012	2784	cmd.exe	29
PID 2784 wrote to memory of 3012	2784	cmd.exe	29
PID 3012 wrote to memory of 2736	3012	rundll32.exe	30
PID 3012 wrote to memory of 2736	3012	rundll32.exe	30
PID 3012 wrote to memory of 2736	3012	rundll32.exe	30
PID 3012 wrote to memory of 2736	3012	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\1587-1-0x0000000008048000-0x0000000008057740-memory.dmp
1⤵
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\1587-1-0x0000000008048000-0x0000000008057740-memory.dmp
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3012
- - 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\1587-1-0x0000000008048000-0x0000000008057740-memory.dmp"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2736

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
665032cdd0d0286836d4c7e2417f4c83

SHA1
26c36955f5bd6feb146691da65c9b8750019af7d

SHA256
bb97aa58809e0dfc1183235b5627c089df344981ab2f4da68a317bca16f2345a

SHA512
0e4c0c94e8edeffe115af3355d4677f543296b492700280be2b944f1cffa62082b30ad8e4a3b7d462f330c54d90bc71af4e4a5bf8530ed8418b17d1ff7f250b5

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