blackmoon | a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885

Analysis

max time kernel
111s
max time network
163s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 23:45

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General

Target

a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe
Size

176KB
MD5

76e0e62f1569576b71d76d83ce4a8aa0
SHA1

13d2ef143ebf3df93344948f59d061589e843e49
SHA256

a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885
SHA512

8394a7ea5714ff40206930796fc35957293b46fb0a03915accb11b6df757a5e1350dfff1ead094cdc1a0ef508f2b61772e7c6d71197eb54cb6ef038956ea07fd
SSDEEP

768:xH/nnbwsrpEFEuo2GP+faFwv2+8ajKGNGa/DrX0s42nDhej1H:xfMomU2O+faFwjHDDbHnFkH

Score

10^/10

blackmoon banker persistence trojan

Malware Config

Signatures

Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 2 IoCs

resource	yara_rule
behavioral1/memory/2028-55-0x0000000000400000-0x000000000042C000-memory.dmp	family_blackmoon
behavioral1/memory/2028-57-0x0000000000400000-0x000000000042C000-memory.dmp	family_blackmoon

Deletes itself 1 IoCs

pid	Process
1268	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\YouPin = "C:\\Windows\\system32\\YouPin.exe"	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\YouPin.exe	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe
File opened for modification	C:\Windows\SysWOW64\YouPin.exe	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372336750"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{8F70D3F1-4A1B-11ED-AD72-5E7A81A7298C} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60a1ae6928ded801	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a00000000020000000000106600000001000020000000afeeb61bdd9bfb73b3736dcb932bf46be9ceedae5e0362f3da6af53725175d64000000000e80000000020000200000009a7514db6df7dbd6eb1a6f190247620d478abcfd959616034e81bb4e0a2b91482000000030b3ecc3bccb63cc51ba7fad2e19656daac9a44ccd6a5b983b64ddf5f14a715840000000a6fedf8f363018bbafd47f00d87676f87fe1f876cca7e38776c0f7c3744a2e0f331f9f68c4ed0afb583590b26d7f70bb32b45ad0181f6044b73eb812e92062e4	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1932	PING.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1168	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1168	IEXPLORE.EXE
1168	IEXPLORE.EXE
1756	IEXPLORE.EXE
1756	IEXPLORE.EXE
1756	IEXPLORE.EXE
1756	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 1168	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	26
PID 2028 wrote to memory of 1168	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	26
PID 2028 wrote to memory of 1168	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	26
PID 2028 wrote to memory of 1168	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	26
PID 1168 wrote to memory of 1756	1168	IEXPLORE.EXE	28
PID 1168 wrote to memory of 1756	1168	IEXPLORE.EXE	28
PID 1168 wrote to memory of 1756	1168	IEXPLORE.EXE	28
PID 1168 wrote to memory of 1756	1168	IEXPLORE.EXE	28
PID 2028 wrote to memory of 1268	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	30
PID 2028 wrote to memory of 1268	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	30
PID 2028 wrote to memory of 1268	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	30
PID 2028 wrote to memory of 1268	2028	a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe	30
PID 1268 wrote to memory of 1932	1268	cmd.exe	32
PID 1268 wrote to memory of 1932	1268	cmd.exe	32
PID 1268 wrote to memory of 1932	1268	cmd.exe	32
PID 1268 wrote to memory of 1932	1268	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe
"C:\Users\Admin\AppData\Local\Temp\a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://xz.sweetsstory.com/xz.html
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1168 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1756
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ping 127.0.0.1 -n 3&del "C:\Users\Admin\AppData\Local\Temp\a8b6afcf4b23a235bf9bc0d4bde33a68ead19fbafce3694b3c8ab602c40d5885.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1268
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 3
    3⤵
    - Runs ping.exe
    PID:1932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\2UMXGGHI.txt

Filesize
603B

MD5
4e0545abdee465ac5e15b9843f3bd1a3

SHA1
2e21bb3178dc811d233e482d7430ff4573440ee2

SHA256
b7ae0e77162e76cbceb591e4c5cf64cec9b6920829543f46436fd2b922188379

SHA512
fb820fe76768a45f6d3197a142daa9150a70f955365d56045670f0c742fb25bc7d72252cd85f2eb9470bab80aa0238c2387365bcee13cb8e8464ea8afc58cbb0

Download Submit
memory/2028-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/2028-55-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2028-57-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads