blackmoon | 59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4

Analysis

max time kernel
150s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 18:30

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General

Target

59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
Size

5.5MB
MD5

e04ff28b883fb40ac8871f5699a35111
SHA1

1a9a2152d6c82992bbf39c8c2f096d8ea0175923
SHA256

59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4
SHA512

793b0f537b3b16414c98a7c237415734164fff3b70d771238033e07de2c7bac94748a9fb30b2ee371b0eacd71d0c9c7fbf68ffdc3f72d1ce693272ddd7dc0f35
SSDEEP

98304:Lws2ANnKXOaeOgmhYJnlEa9tX3ZO2rkNEZq1jKJBAUZLKvu:NKXbeO7GJnlECvhJVYu

Score

10^/10

blackmoon gh0strat purplefox banker persistence rat rootkit 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
behavioral2/files/0x00070000000233f7-42.dat	family_blackmoon
behavioral2/memory/4184-46-0x0000000010000000-0x0000000010036000-memory.dmp	family_blackmoon

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/776-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/776-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/776-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4872-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4872-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4872-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x00070000000233f1-5.dat	family_gh0strat
behavioral2/memory/776-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/776-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/776-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4872-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4872-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4872-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240597890.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
3200	R.exe
776	N.exe
4984	TXPlatfor.exe
4872	TXPlatfor.exe
4184	HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
1312	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3200	R.exe
3164	svchost.exe
1312	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/776-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/776-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/776-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/776-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4872-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4872-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4872-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240597890.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5116	4184	WerFault.exe	87

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3220	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4872	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	776	N.exe
Token: SeLoadDriverPrivilege	4872	TXPlatfor.exe
Token: 33	4872	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4872	TXPlatfor.exe
Token: 33	4872	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4872	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
4184	HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
4184	HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 3200	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	80
PID 3368 wrote to memory of 3200	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	80
PID 3368 wrote to memory of 3200	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	80
PID 3368 wrote to memory of 776	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	83
PID 3368 wrote to memory of 776	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	83
PID 3368 wrote to memory of 776	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	83
PID 4984 wrote to memory of 4872	4984	TXPlatfor.exe	86
PID 4984 wrote to memory of 4872	4984	TXPlatfor.exe	86
PID 4984 wrote to memory of 4872	4984	TXPlatfor.exe	86
PID 776 wrote to memory of 3556	776	N.exe	85
PID 776 wrote to memory of 3556	776	N.exe	85
PID 776 wrote to memory of 3556	776	N.exe	85
PID 3368 wrote to memory of 4184	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	87
PID 3368 wrote to memory of 4184	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	87
PID 3368 wrote to memory of 4184	3368	59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe	87
PID 3556 wrote to memory of 3220	3556	cmd.exe	89
PID 3556 wrote to memory of 3220	3556	cmd.exe	89
PID 3556 wrote to memory of 3220	3556	cmd.exe	89
PID 3164 wrote to memory of 1312	3164	svchost.exe	97
PID 3164 wrote to memory of 1312	3164	svchost.exe	97
PID 3164 wrote to memory of 1312	3164	svchost.exe	97

C:\Users\Admin\AppData\Local\Temp\59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
"C:\Users\Admin\AppData\Local\Temp\59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:3200
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:776
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3556
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3220
- C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
  C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 700
    3⤵
    - Program crash
    PID:5116

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2912

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3164
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597890.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1312

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4184 -ip 4184
1⤵
PID:3252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

Filesize
3.0MB

MD5
e6cecf855969a82fb217c1caba60ebb7

SHA1
61c633480d30cb5350ca295ce4f0d0a41443e5c6

SHA256
d99b0a9364710ea3bbd078055e27d4b8dd3ea2542e08d5c259968e5576124216

SHA512
ed44fd4e8cc408c69b809ae9a53c4e80ee9bff881074420fbd317c92604cca848528a5297d3c56190064099a78c8994aa448dd45c7fabafc911fa53480564b2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.5MB

MD5
af3af221604e4e693b28a4843754c1b4

SHA1
bcbb47db49668df45cd0e5f75f38ccfc100f23a6

SHA256
318984c154686c1a65ea17aeb60140039969c4c62583a0dca2791ff249f81c6a

SHA512
b066c4cab37b12708176a7a48ba302923939827bbab4e04416941ad5d61c6745b5149cdfd653b95e005a80fb92e19328171929228a3e4790cb3dcda1da45b0a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240597890.txt

Filesize
899KB

MD5
012238bc58b64556cc9fd289f7faaf44

SHA1
837c5565c4a9fdde9b361ea842b4193ede5a84bf

SHA256
b885c26d19b0dea46ace5a7b18b0327c007499cef2aff5e9c1c2cabd428b23c4

SHA512
fd07e3409823d839b6287acdfd0db11d6bb12ae699c70120154a2376cb3cc98408d8204cf2f865bc2afa3578533aafb87dbe441dbeccb4f141590c61a49f73b0

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/776-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/776-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/776-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/776-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4184-46-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/4872-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4872-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4872-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download