58e30f939535c1c2d65fbab197f4a6816931522b8513d8261154eb86f6e28579

Analysis

max time kernel
114s
max time network
116s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 13:09

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General

Target

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
Size

201KB
MD5

b841e09cb1d9ca9a6fec8864c53d081d
SHA1

7a5ab9d9b6a2844844a28adca60e0333784ee55c
SHA256

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c
SHA512

37ef73037af203b5622bacd67750fd9d5104d753609fe4940e70759d29129cfe4a0f6ad1c9940ef481d5a0fc29953a7528fc30ae372d4849bf1474164e0ccd75
SSDEEP

6144:hCAX3vMvPQBgKLAe6KVxU3yH49/6RcxE4cWl+25/:hCUf8YBtAedTU3R9/c2/l+2R

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

Processes:

y_installer.exe

pid	Process
1624	y_installer.exe

Loads dropped DLL 9 IoCs

Processes:

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe

pid	Process
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exey_installer.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y_installer.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe

description	pid	Process	procid_target
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32
PID 1064 wrote to memory of 1624	1064	0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe	32

C:\Users\Admin\AppData\Local\Temp\0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe
"C:\Users\Admin\AppData\Local\Temp\0c3b09213f642af5d6bca1708d167052f7fe198e5eced0e78584d8eb910b8d3c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Users\Admin\AppData\Local\Temp\y_installer.exe
  C:\Users\Admin\AppData\Local\Temp\y_installer.exe --partner 351634 --distr /quiet /msicl "YABROWSER=y YAHOMEPAGE=y YAQSEARCH=y YABM=y VID=666"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabAF27.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB1C9.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\nsyA0B3.tmp\INetC.dll

Filesize
24KB

MD5
640bff73a5f8e37b202d911e4749b2e9

SHA1
9588dd7561ab7de3bca392b084bec91f3521c879

SHA256
c1e568e25ec111184deb1b87cfda4bfec529b1abeab39b66539d998012f33502

SHA512
39c6c358e2b480c8cbebcc1da683924c8092fb2947f2da4a8df1b0dc1fdda61003d91d12232a436ec88ff4e0995b7f6ee8c6efbdca935eaa984001f7a72fea0a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyA0B3.tmp\System.dll

Filesize
16KB

MD5
c8ffec7d9f2410dcbe25fe6744c06aad

SHA1
1d868cd6f06b4946d3f14b043733624ff413486f

SHA256
50138c04dc8b09908d68abc43e6eb3ab81e25cbf4693d893189e51848424449f

SHA512
4944c84894a26fee2dd926bf33fdf4523462a32c430cf1f76a0ce2567a47f985c79a2b97ceed92a04edab7b5678bfc50b4af89e0f2dded3b53b269f89e6b734b

Download Submit
\Users\Admin\AppData\Local\Temp\nsyA0B3.tmp\nsDialogs.dll

Filesize
11KB

MD5
da979fedc022c3d99289f2802ef9fe3b

SHA1
2080ceb9ae2c06ab32332b3e236b0a01616e4bba

SHA256
d6d8f216f081f6c34ec3904ef635d1ed5ca9f5e3ec2e786295d84bc6997ddcaa

SHA512
bd586d8a3b07052e84a4d8201945cf5906ee948a34806713543acd02191b559eb5c7910d0aff3ceab5d3b61bdf8741c749aea49743025dbaed5f4c0849c80be6

Download Submit
\Users\Admin\AppData\Local\Temp\y_installer.exe

Filesize
203KB

MD5
b9314504e592d42cb36534415a62b3af

SHA1
059d2776f68bcc4d074619a3614a163d37df8b62

SHA256
c60c3a7d20b575fdeeb723e12a11c2602e73329dc413fc6d88f72e6f87e38b49

SHA512
e50adb690e2f6767001031e83f40cc067c9351d466051e45a40a9e7ff49049e35609f1e70dd7bb4a4721a112479f79090decca6896deac2680e7d107e3355dae

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memory/1064-58-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

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memory/1064-59-0x0000000064540000-0x000000006454A000-memory.dmp

Filesize
40KB

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memory/1064-60-0x0000000063140000-0x000000006314B000-memory.dmp

Filesize
44KB

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memory/1064-135-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

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