b5f8c367e53bf8b1d0b1fdb464fe4358c5bf42f081deea8452f7b9e6c1f049f2

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23/05/2024, 14:03

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General

Target

2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Size

274KB
MD5

8994957803c01c70192703866be45684
SHA1

351e996979b682433c296c28d1e5d7ec17586849
SHA256

b5f8c367e53bf8b1d0b1fdb464fe4358c5bf42f081deea8452f7b9e6c1f049f2
SHA512

2ab9ddff4033fcfbedeb54dcc0ecc5d89c46297c3c5588968651984b031e56ed5adf7f3ea6eed70eef2bd0793f67ed81fed9d6bd713f814b401ae968ab243ea8
SSDEEP

6144:jYvZ6brUj+bvqHXSpWr2Kqz83Oad3Jg4PlPDIQ+KLzDDg:jYvEbrUjp3SpWggd3JBPlPDIQ3g

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2392	taskhostsys.exe
2636	taskhostsys.exe

Loads dropped DLL 3 IoCs

pid	Process
640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe

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

System Information Discovery
T1082

Modifies registry class 28 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\ = "Application"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\runas\command\ = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\ = "jitc"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\DefaultIcon	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Posix\\taskhostsys.exe\" /START \"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\open\command	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\runas\command\IsolatedCommand = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\runas\command\ = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\DefaultIcon\ = "%1"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\DefaultIcon\ = "%1"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\runas	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\Content-Type = "application/x-msdownload"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\open\command	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\runas\command	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\runas\command	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\open	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\open\command\IsolatedCommand = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Posix\\taskhostsys.exe\" /START \"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\runas	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\Content-Type = "application/x-msdownload"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\DefaultIcon	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\jitc\shell\open	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*"	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2392	taskhostsys.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2392	640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe	28
PID 640 wrote to memory of 2392	640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe	28
PID 640 wrote to memory of 2392	640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe	28
PID 640 wrote to memory of 2392	640	2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe	28
PID 2392 wrote to memory of 2636	2392	taskhostsys.exe	29
PID 2392 wrote to memory of 2636	2392	taskhostsys.exe	29
PID 2392 wrote to memory of 2636	2392	taskhostsys.exe	29
PID 2392 wrote to memory of 2636	2392	taskhostsys.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-23_8994957803c01c70192703866be45684_mafia_nionspy.exe"
1⤵
- Loads dropped DLL
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe"
    3⤵
    - Executes dropped EXE
    PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Microsoft\Posix\taskhostsys.exe

Filesize
274KB

MD5
48e87700a3b5bf9ab3c2202dd2fadbc1

SHA1
bfc65cf1813653887c297e17faf59fa8485c8321

SHA256
f11098e507f5d48b532e3ea2f31fdb5011a3d2b579509ffed125d5729996c461

SHA512
83a22e537beb7f94a26ffce64fb0d5ce5b192b298afea069a8d45b73ed0a595808df3d8b63dc9b7c16365d9ab252d7b25d84de718181986ed2c6e22b1a1fabcc

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