0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5

General

Target

0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe
Size

1.7MB
MD5

2f75d251a6683a53956e280b8a943383
SHA1

0ab65c7c0f920a8b29c5a9dad8e7d71ba01a46cb
SHA256

0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5
SHA512

68e1a0269e878d4e8aafc6cd9fd0915a163e5570de506d780ce0d66be314e8573153070da61538c143e47afbe3cd0a77357b538446c9f055e32acd155e12c933
SSDEEP

24576:C7FUDowAyrTVE3U5F/tLuHhCLouPOY756Hn58PHjv7qqrZtxJMk0gAQUtjRlrhq8:CBuZrEUuzcO2Sn5g3qqrxJLAQ0nFqa

Score

4^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1952	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp

Loads dropped DLL 1 IoCs

pid	Process
2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30
PID 2136 wrote to memory of 1952	2136	0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe	30

C:\Users\Admin\AppData\Local\Temp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe
"C:\Users\Admin\AppData\Local\Temp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\is-LST16.tmp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-LST16.tmp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp" /SL5="$60150,837598,832512,C:\Users\Admin\AppData\Local\Temp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  PID:1952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
abd226aff3071630889aabb3029aa15a

SHA1
79675fad744978b79621ebc608ed60b54c39df21

SHA256
85b9f720860e8855e9091e5f1f558687d0c2dfd2bb80e192e437ba9dc5f9b57b

SHA512
8bf523575045e373b45364337bce8c2c7018f223f67553e054442863e3852281daeee8e8ee8e6225fa4d7375ad81c047a1379d1306339e985edf06fbbd27cd29

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabE024.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE046.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\is-LST16.tmp\0c3b7d4ea127fa38b9a21a7cba2f06740712f36f879e8cf5bf4fc7a8a2ce0dd5.tmp

Filesize
3.1MB

MD5
2ab757919f53f76a465fb60864477009

SHA1
12f2e2c5563fc8602ae65b0567d0dfb58f64908e

SHA256
0b2840c54a7a24f99f056eb73a2b5e232e9ff95c5ba423c0c106b275f33803e5

SHA512
c356e5b0ae4f8b8163544515aeb6c5a1f7013bf03e3ea1730a145fd10e64aeddb0957f8a905b0dca74f50eae2481fdea7c012a0877b8b70bc02711dc43b57844

Download Submit
memory/1952-8-0x0000000000400000-0x000000000071C000-memory.dmp

Filesize
3.1MB

Download
memory/1952-122-0x0000000000400000-0x000000000071C000-memory.dmp

Filesize
3.1MB

Download
memory/1952-124-0x0000000000400000-0x000000000071C000-memory.dmp

Filesize
3.1MB

Download
memory/2136-2-0x0000000000401000-0x00000000004B7000-memory.dmp

Filesize
728KB

Download
memory/2136-0-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2136-120-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2136-126-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download

Analysis

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