blackmoon | cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d

Analysis

max time kernel
123s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 05:45

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General

Target

cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
Size

1.4MB
MD5

f069af3bf6f9bc95b863ef6520c482cb
SHA1

ad6b1a78b2c29fc33585c7a8e714fc60825be268
SHA256

cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d
SHA512

8d37e7bb797047ce6b1ad6998ea0e4fb515be153ac3a5608b1da8e2bd318f549764d564509b15c964ab8fa31fb92ccb02424ad7891100b669f34eb1ff45f7ba0
SSDEEP

24576:nG5MAvRLUD9S0mgqDvn7UwOEhVQw0Ogp1O9y2XX2rHwECF4:GXYM0mgqDDcw0pgyK2Xw

Score

10^/10

blackmoon banker trojan upx

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/896-59-0x0000000000400000-0x000000000075C000-memory.dmp	family_blackmoon
behavioral1/memory/896-62-0x0000000000400000-0x000000000075C000-memory.dmp	family_blackmoon

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/896-55-0x0000000010000000-0x0000000010020000-memory.dmp	upx
behavioral1/memory/896-57-0x0000000010000000-0x0000000010020000-memory.dmp	upx
behavioral1/memory/896-58-0x0000000010000000-0x0000000010020000-memory.dmp	upx
behavioral1/memory/896-61-0x0000000010000000-0x0000000010020000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377341131"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4A76BB51-779F-11ED-AA01-6AB3F8C7EA51} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ad469a8cbfc08c47b55cec9111746e8b0000000002000000000010660000000100002000000013fd2f253609d99933cf56a56d855818f47ec21b1ca3b087e1cd7b28cc7bea1e000000000e8000000002000020000000d1d8f070ab2d5202e95c3bb9cfbbf5b6a323b90529ad077e31917201f6f9ffe8200000001b07e88a5c7a522efa94b2b8d78206151fe385b0a2a74db9069a5a75003e4ad240000000d37966d70a721f8ad90e829bceba79dee0d6462894837bd04df665403376420e7bd4620fec08109042ee115f7e4d259e64e29c9493af5932a118d66a71d4c24f	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70c8c640ac0bd901	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
308	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
308	iexplore.exe
308	iexplore.exe
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 308	896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe	28
PID 896 wrote to memory of 308	896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe	28
PID 896 wrote to memory of 308	896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe	28
PID 896 wrote to memory of 308	896	cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe	28
PID 308 wrote to memory of 1048	308	iexplore.exe	30
PID 308 wrote to memory of 1048	308	iexplore.exe	30
PID 308 wrote to memory of 1048	308	iexplore.exe	30
PID 308 wrote to memory of 1048	308	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe
"C:\Users\Admin\AppData\Local\Temp\cb80c32d2f1bf7d590263d50e98bf726d130e957542689fda9671f55b732ec7d.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:896
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.3gri.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:308
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:308 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
304B

MD5
6023ff6d5101b18ed04779c05801ea3f

SHA1
94f052c5f1fce26737195b079b1efbb3d5333964

SHA256
db96443ed070aa7d88c0d43be79f7d95360d967472db6d9a048509074c145eb0

SHA512
f15ef4fd7b4f21532bae6215f49ff797a6b68025dc5c9d791756230a4150d89ce8c9df62d4e1a4caed17510aaf590f6aafea1fe39af3727a76aa865fd1284730

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\XB6YKGN8\M0Q5HNYT.htm

Filesize
151KB

MD5
2f7006618d7de2ad307a1048c4cf4f90

SHA1
f8b7280bead96e54823b3ffd123a3bbb2ae1a26f

SHA256
715dadd2e46242949e27c77e13c8999f41ee3b18450a4f3ee329476b97a04c9c

SHA512
100df74b5c7dbb5648c10b5e462d47707a849a87b6be5259ec7606050326a7756d004423ed4d81f13285220e77ac02caccf4f947645bb9767982e8bd4d3ee05b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\JFTSKV4I.txt

Filesize
603B

MD5
3353535336b917e029c9ef4989835e1e

SHA1
cf2d7c7d3584720569542747adf4f4606331b767

SHA256
28eec2e1a824605e047cb9c442aadf855f6e70d81cc3e56296eb3e9bd9039116

SHA512
b73cd2ee0e2aaf113f27865ae42353b9512995f7c6703fb18dc013494defcafd217499af121623efdeafe49eb15985a22d9a326a086212c961872b3dce935403

Download Submit
memory/896-54-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/896-55-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/896-57-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/896-58-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/896-59-0x0000000000400000-0x000000000075C000-memory.dmp

Filesize
3.4MB

Download
memory/896-60-0x00000000002F0000-0x00000000002F8000-memory.dmp

Filesize
32KB

Download
memory/896-61-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/896-62-0x0000000000400000-0x000000000075C000-memory.dmp

Filesize
3.4MB

Download