8e24500c381c9abb77a1892a68e62f367852ff945e1bcbac379441e4fea772b1

Resubmissions

23-05-2024 14:32

240523-rwr6naed5w 10

23-05-2024 14:31

240523-rvpzxaee27 10

23-05-2024 08:41

240523-klg5daba72 10

Analysis

max time kernel
315s
max time network
317s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 14:31

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General

Target

0-13.eml
Size

831KB
MD5

6db92808a0b24eb310faf7a5aa440ce6
SHA1

e96bf9b8ef57280a02c9d06a68ea8526c19ba431
SHA256

8e24500c381c9abb77a1892a68e62f367852ff945e1bcbac379441e4fea772b1
SHA512

531524e6ea3df525119d16b97418b9a64a0d2526561b6b251a70e3b8ae24d6d28fb0b9405dbad0232cf59b8260d6505064b361d1871ca85db03494c402f2478f
SSDEEP

24576:qQFbx4Egi43IFPNFnFSiO0DifiQXvohVV77b:aEgiX5v3+c77b

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 14 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
File created	C:\Windows\system32\perfc007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc010.dat	OUTLOOK.EXE
File opened for modification	C:\Windows\SysWOW64\PerfStringBackup.INI	OUTLOOK.EXE
File created	C:\Windows\system32\perfh007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00A.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\PerfStringBackup.TMP	OUTLOOK.EXE
File created	C:\Windows\system32\perfc009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh010.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc011.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh011.dat	OUTLOOK.EXE

Drops file in Windows directory 3 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
File opened for modification	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\0009\outlperf.ini	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

OUTLOOK.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	OUTLOOK.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

OUTLOOK.EXE

pid process

552 OUTLOOK.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OUTLOOK.EXE

pid process

552 OUTLOOK.EXE

pid	process
552	OUTLOOK.EXE

pid	process
552	OUTLOOK.EXE

C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE
C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE /eml "C:\Users\Admin\AppData\Local\Temp\0-13.eml"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

Filesize
225KB

MD5
a89bf928321ccf7b2439caca9dead310

SHA1
4824943d13e7367778f56c5afe35b647158e5fbb

SHA256
386ba08c74eb9240106c68fb9cc266045f608788f8062234c429094bf273e9e8

SHA512
9b9db40616919db92e2f293dae5a6b87aaef410205e7fc307d773abe0ef0c35dcac67e227a3d3ff43980c8a0ccc0429ce59f310816ae9b5c09961f439b372f66

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Outlook\mapisvc.inf

Filesize
1KB

MD5
48dd6cae43ce26b992c35799fcd76898

SHA1
8e600544df0250da7d634599ce6ee50da11c0355

SHA256
7bfe1f3691e2b4fb4d61fbf5e9f7782fbe49da1342dbd32201c2cc8e540dbd1a

SHA512
c1b9322c900f5be0ad166ddcfec9146918fb2589a17607d61490fd816602123f3af310a3e6d98a37d16000d4acbbcd599236f03c3c7f9376aeba7a489b329f31

Download Submit
memory/552-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/552-1-0x000000007383D000-0x0000000073848000-memory.dmp

Filesize
44KB

Download
memory/552-128-0x000000007383D000-0x0000000073848000-memory.dmp

Filesize
44KB

Download
memory/552-134-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/552-136-0x000000007383D000-0x0000000073848000-memory.dmp

Filesize
44KB

Download