d79c77af7dd10071eae23bf47cb4c1508d07aa65c4f28f5f1341cd042f2dd5cc

Analysis

max time kernel
129s
max time network
129s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
02-09-2023 19:24

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General

Target

2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Size

328KB
MD5

75d6c1f8dd903351c6dac7cc7022123f
SHA1

c097726cabd8085ba216919c34b8cfcf87d7dc9d
SHA256

d79c77af7dd10071eae23bf47cb4c1508d07aa65c4f28f5f1341cd042f2dd5cc
SHA512

2b8ed2d8a2701110b7e8fe08383d1f64cca1850addbe50b38e78ef40ce0e1caad07cec967f9f32daa068ba414702d2ab28fdcc9bfcdf9eb76ce95a2b06ceca20
SSDEEP

6144:b2+JS2sFafI8U0obHCW/2a7XQcsPMjVWrG89gkPzDh1v:b2TFafJiHCWBWPMjVWrXf1v

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2588	csrssys.exe
2492	csrssys.exe

Loads dropped DLL 3 IoCs

pid	Process
2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.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
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\DefaultIcon\ = "%1"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_amd64\\csrssys.exe\" /START \"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\open	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\runas\command\IsolatedCommand = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\open\command	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\runas\command\ = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\open\command	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\runas\command	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\DefaultIcon	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\DefaultIcon\ = "%1"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\ = "Application"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\Content-Type = "application/x-msdownload"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_amd64\\csrssys.exe\" /START \"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\runas\command	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\ = "wexplorer"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\runas	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\runas\command\ = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\Content-Type = "application/x-msdownload"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\DefaultIcon	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.exe\shell\open	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\open\command\IsolatedCommand = "\"%1\" %*"	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\wexplorer\shell\runas	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2588	csrssys.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2588	2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe	28
PID 2128 wrote to memory of 2588	2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe	28
PID 2128 wrote to memory of 2588	2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe	28
PID 2128 wrote to memory of 2588	2128	2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe	28
PID 2588 wrote to memory of 2492	2588	csrssys.exe	29
PID 2588 wrote to memory of 2492	2588	csrssys.exe	29
PID 2588 wrote to memory of 2492	2588	csrssys.exe	29
PID 2588 wrote to memory of 2492	2588	csrssys.exe	29

C:\Users\Admin\AppData\Local\Temp\2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-22_75d6c1f8dd903351c6dac7cc7022123f_mafia_nionspy_JC.exe"
1⤵
- Loads dropped DLL
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe"
    3⤵
    - Executes dropped EXE
    PID:2492

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

C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe

Filesize
328KB

MD5
0ab7458aff18148a9992fb4b54d8147a

SHA1
2e0dc827ba38833a39af3ec9971f04226e39a50e

SHA256
d2afaeb2bf3d0185284d1603720510e423ac9e30e1c5f6a545a348c03c5c12fc

SHA512
2ee76250302671aaf66fba47249c90ef34b64191156042ae6c33b001aa6960bbc9295ac1188b48732cffa8cc732d05f6d34d383bde47359007e9400d107f16b7

Download Submit