blackmoon | 61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357

General

Target

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
Size

3.0MB
MD5

ce9963dbb62bfb2009a546b069454c07
SHA1

5ff9b5c1d26fc1e06b52f831942c946cf8c07b4e
SHA256

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357
SHA512

2c34314616f4237c94f0ecd713870db27dc1af3c644f289d1b6ff9f9132042e5c6f71a474acae7558b38f0ad94e21e9702bc05162db871867e98958c6d2cf2fa
SSDEEP

24576:Wm0tr+fziN56mf8t2opc7idB46Ja6+6s30WiQo0WyV1VflilAhczT6Ja6+6s30Wk:WmLnm0ti7iLmx6M8A1VflijzLx6Mk

Score

10^/10

blackmoon gh0strat purplefox banker persistence rat rootkit trojan

Malware Config

Extracted

Family

gh0strat

C2

shaoshuai3.top

Signatures

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

Detect Blackmoon payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2000-57-0x00000000021A0000-0x00000000021D8000-memory.dmp	family_blackmoon
behavioral1/memory/2000-61-0x0000000002CA0000-0x0000000002D06000-memory.dmp	family_blackmoon
behavioral1/memory/2000-62-0x0000000002CA0000-0x0000000002D06000-memory.dmp	family_blackmoon
behavioral1/memory/2000-82-0x0000000002CA0000-0x0000000002D06000-memory.dmp	family_blackmoon
behavioral1/memory/2000-97-0x00000000021A0000-0x00000000021D8000-memory.dmp	family_blackmoon
behavioral1/memory/2000-98-0x0000000002CA0000-0x0000000002D06000-memory.dmp	family_blackmoon

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2000-88-0x0000000010000000-0x000000001019D000-memory.dmp	purplefox_rootkit
behavioral1/memory/2000-94-0x0000000003D90000-0x0000000003F0B000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2000-88-0x0000000010000000-0x000000001019D000-memory.dmp	family_gh0strat
behavioral1/memory/2000-94-0x0000000003D90000-0x0000000003F0B000-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

Loads dropped DLL 3 IoCs

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

pid	process
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run\qdatem = "C:\\Users\\Public\\Documents\\Applicationvqjrg.exe"	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

description	ioc	process
File opened (read-only)	\??\I:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\T:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\U:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\X:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\Y:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\H:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\L:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\M:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\O:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\P:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\V:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\W:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\E:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\G:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\J:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\N:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\Q:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\R:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\S:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\B:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\F:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\K:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
File opened (read-only)	\??\Z:	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

1528 NOTEPAD.EXE

pid	process
1528	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

pid	process
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

pid process

2000 61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

pid process

2000 61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe

description	pid	process	target process
PID 2000 wrote to memory of 1528	2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe	NOTEPAD.EXE
PID 2000 wrote to memory of 1528	2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe	NOTEPAD.EXE
PID 2000 wrote to memory of 1528	2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe	NOTEPAD.EXE
PID 2000 wrote to memory of 1528	2000	61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe	NOTEPAD.EXE

C:\Users\Admin\AppData\Local\Temp\61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe
"C:\Users\Admin\AppData\Local\Temp\61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.txt
2⤵
- Opens file in notepad (likely ransom note)
PID:1528

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\61d17007d6a646ce0ead26e979368c9348645b9d48c04102e05e24fe99a41357.txt
Filesize
120KB

MD5
3aea5b78bac5359a799c2714fecccd1a

SHA1
5d3203b328ecfc7a55c0ded1032d209e9f273367

SHA256
c05e763cab67cf9daf5be7a6a6cff2650223987a9693eaa119f69b2bbb6df6c3

SHA512
9513cc84a7ed3dd709d4affb03f6e286dcd43e82f33441c00a9d74d2b45449f2ee20baa8db46218d7a59d9e62fb7f95050ea305166e70f3e71dde39ccf07b6d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\gattm.dll
Filesize
2KB

MD5
7943effe67a4647e06def2348949020e

SHA1
eabd561f0639a975de259633f63896d82c3f878d

SHA256
3fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa

SHA512
c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003

Download Submit
C:\Users\Public\Documents\sjsw.log
Filesize
247B

MD5
048925cdb5cf5eb97fc36387c73ce36d

SHA1
b1c119e4a4d94dbb680154d4ff2cd52b9bb9090c

SHA256
065a302489bdef30e17905b681300f16395e59e1bbc38a302bc9674543904aba

SHA512
1d8e27b78e7c8c95ff2fe1d6910ba5f938d58cf7ed62b3f59f14f7b389598877a24a831b977abd1ef3ce93795c6ea1dac2f77e5e763b9f8523d9753e94ccfb30

Download Submit
\Users\Admin\AppData\Local\Temp\gattm.dll
Filesize
2KB

MD5
7943effe67a4647e06def2348949020e

SHA1
eabd561f0639a975de259633f63896d82c3f878d

SHA256
3fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa

SHA512
c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003

Download Submit
\Users\Admin\AppData\Local\Temp\saty.dll
Filesize
2KB

MD5
7943effe67a4647e06def2348949020e

SHA1
eabd561f0639a975de259633f63896d82c3f878d

SHA256
3fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa

SHA512
c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003

Download Submit
\Users\Public\Documents\loy.dll
Filesize
2KB

MD5
7943effe67a4647e06def2348949020e

SHA1
eabd561f0639a975de259633f63896d82c3f878d

SHA256
3fac47db92d581b2daef7a4f9493be2fe441041e5158101d80873d05808d5cfa

SHA512
c9db1962e7457c94426c2a5c7f439736697d4399db6982c45357459d58805daa4a9d297912135488b6990e265ffa59d687fd5ba43717aab46ccc212083ef5003

Download Submit
memory/2000-82-0x0000000002CA0000-0x0000000002D06000-memory.dmp

Filesize
408KB

Download
memory/2000-83-0x0000000000260000-0x0000000000263000-memory.dmp

Filesize
12KB

Download
memory/2000-57-0x00000000021A0000-0x00000000021D8000-memory.dmp

Filesize
224KB

Download
memory/2000-62-0x0000000002CA0000-0x0000000002D06000-memory.dmp

Filesize
408KB

Download
memory/2000-61-0x0000000002CA0000-0x0000000002D06000-memory.dmp

Filesize
408KB

Download
memory/2000-88-0x0000000010000000-0x000000001019D000-memory.dmp

Filesize
1.6MB

Download
memory/2000-94-0x0000000003D90000-0x0000000003F0B000-memory.dmp

Filesize
1.5MB

Download
memory/2000-97-0x00000000021A0000-0x00000000021D8000-memory.dmp

Filesize
224KB

Download
memory/2000-98-0x0000000002CA0000-0x0000000002D06000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads