86af1ddfaca65506dfaeb83814c51cc9cc6fed397c4a94f0dcba6a7726acd0c3

General

Target

attachment (50).eml
Size

51KB
MD5

0c2ee0a53843fd2b0cecbba89e221795
SHA1

17e8fca2e36d434cdb262cece6f2c98ee9495dd5
SHA256

86af1ddfaca65506dfaeb83814c51cc9cc6fed397c4a94f0dcba6a7726acd0c3
SHA512

c881cdb6c23f7a00aea3fb0f2e8d993afa68107c8e9fd41f7c2054279cdea58a52ef95b603ba4f422496305a627c20a691e481485db1dad36743b2cd8017b447
SSDEEP

1536:77fDsturd+agzaghPXNyiV5P4cSGM6jDVC8YCsOfqrhdeskng:SuFqlVC/KfqrDXkng

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 14 IoCs

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

Drops file in Windows directory 3 IoCs

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

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	OUTLOOK.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2184	OUTLOOK.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2184	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\attachment (50).eml"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

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
240KB

MD5
932c9ee84dfb22c620e6bdec126d31e4

SHA1
431fb2635f1b4df1d225d5db7eea3b0d50d037c2

SHA256
f42de29e7ae502b7117558e18b8baab09f6a012278393903584739fe27a8b85e

SHA512
8017a9e5120e9736abdf3ec40b932b594a0d94b6961774d2024f7349b6afc64558b3fde19ee5755dcfe1abc64b0242e4e9217eb096f7f780c7f0973449f2ee6b

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

Filesize
230KB

MD5
0d2ee16455dd121953c251ddcd539da7

SHA1
6730e6163f2fde79e460409625da55d36d577238

SHA256
6d8a5987bea064d064d6487da578d57da225243230332d2f955f174c96aa1c1c

SHA512
830a2c45fd7d58ec7fc066759d3d104163662d7598d135b752269380075ce08ab3003e91cfd76931aa33ac9d3e198ee7d2f64c18f3898cc40f8c1030f23204a3

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

Filesize
1KB

MD5
48dd6cae43ce26b992c35799fcd76898

SHA1
8e600544df0250da7d634599ce6ee50da11c0355

SHA256
7bfe1f3691e2b4fb4d61fbf5e9f7782fbe49da1342dbd32201c2cc8e540dbd1a

SHA512
c1b9322c900f5be0ad166ddcfec9146918fb2589a17607d61490fd816602123f3af310a3e6d98a37d16000d4acbbcd599236f03c3c7f9376aeba7a489b329f31

Download Submit
memory/2184-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2184-1-0x00000000735FD000-0x0000000073608000-memory.dmp

Filesize
44KB

Download
memory/2184-124-0x00000000735FD000-0x0000000073608000-memory.dmp

Filesize
44KB

Download

Analysis

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