ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987

Analysis

max time kernel
164s
max time network
169s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 16:26

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General

Target

ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
Size

228KB
MD5

28a8fa3018628d6810fd4e4d4c8e9d8f
SHA1

24c77e5a09f8b70fb7bfa0b50a457b16bdd1dc71
SHA256

ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987
SHA512

e7572e68cc72b5e96bc9c12f9dc3db73178392a62623f9aafde5ac1e7df44549d4b0885b91821279fb5b3a3c71b28ea280dd242d4c8c62ae90cea54934f2346a
SSDEEP

6144:+kwgqvwrIP/G1p3lfGH7Uq7AGxdskm4fIYO:+AWwrcG39GH7ZjddFO

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
936	wylue.exe
1412	wylue.exe

Deletes itself 1 IoCs

pid	Process
1136	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\Currentversion\Run	wylue.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\Currentversion\Run	wylue.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ifhodua = "C:\\Users\\Admin\\AppData\\Roaming\\Ceraum\\wylue.exe"	wylue.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1876 set thread context of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 936 set thread context of 1412	936	wylue.exe	30

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Privacy	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe

Suspicious behavior: EnumeratesProcesses 39 IoCs

pid	Process
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe
1412	wylue.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
Token: SeSecurityPrivilege	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1876 wrote to memory of 1480	1876	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	28
PID 1480 wrote to memory of 936	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	29
PID 1480 wrote to memory of 936	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	29
PID 1480 wrote to memory of 936	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	29
PID 1480 wrote to memory of 936	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	29
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 936 wrote to memory of 1412	936	wylue.exe	30
PID 1412 wrote to memory of 1124	1412	wylue.exe	14
PID 1412 wrote to memory of 1124	1412	wylue.exe	14
PID 1412 wrote to memory of 1124	1412	wylue.exe	14
PID 1412 wrote to memory of 1124	1412	wylue.exe	14
PID 1412 wrote to memory of 1124	1412	wylue.exe	14
PID 1412 wrote to memory of 1212	1412	wylue.exe	13
PID 1412 wrote to memory of 1212	1412	wylue.exe	13
PID 1412 wrote to memory of 1212	1412	wylue.exe	13
PID 1412 wrote to memory of 1212	1412	wylue.exe	13
PID 1412 wrote to memory of 1212	1412	wylue.exe	13
PID 1412 wrote to memory of 1248	1412	wylue.exe	6
PID 1412 wrote to memory of 1248	1412	wylue.exe	6
PID 1412 wrote to memory of 1248	1412	wylue.exe	6
PID 1412 wrote to memory of 1248	1412	wylue.exe	6
PID 1412 wrote to memory of 1248	1412	wylue.exe	6
PID 1412 wrote to memory of 1480	1412	wylue.exe	28
PID 1412 wrote to memory of 1480	1412	wylue.exe	28
PID 1412 wrote to memory of 1480	1412	wylue.exe	28
PID 1412 wrote to memory of 1480	1412	wylue.exe	28
PID 1412 wrote to memory of 1480	1412	wylue.exe	28
PID 1480 wrote to memory of 1136	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	31
PID 1480 wrote to memory of 1136	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	31
PID 1480 wrote to memory of 1136	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	31
PID 1480 wrote to memory of 1136	1480	ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe	31
PID 1412 wrote to memory of 1136	1412	wylue.exe	31
PID 1412 wrote to memory of 1136	1412	wylue.exe	31
PID 1412 wrote to memory of 1136	1412	wylue.exe	31
PID 1412 wrote to memory of 1136	1412	wylue.exe	31
PID 1412 wrote to memory of 1136	1412	wylue.exe	31
PID 1412 wrote to memory of 1336	1412	wylue.exe	33
PID 1412 wrote to memory of 1336	1412	wylue.exe	33
PID 1412 wrote to memory of 1336	1412	wylue.exe	33
PID 1412 wrote to memory of 1336	1412	wylue.exe	33
PID 1412 wrote to memory of 1336	1412	wylue.exe	33
PID 1412 wrote to memory of 1260	1412	wylue.exe	34
PID 1412 wrote to memory of 1260	1412	wylue.exe	34
PID 1412 wrote to memory of 1260	1412	wylue.exe	34
PID 1412 wrote to memory of 1260	1412	wylue.exe	34
PID 1412 wrote to memory of 1260	1412	wylue.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248
- C:\Users\Admin\AppData\Local\Temp\ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
  "C:\Users\Admin\AppData\Local\Temp\ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Users\Admin\AppData\Local\Temp\ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe
    "C:\Users\Admin\AppData\Local\Temp\ea18eb4621bdb37fe5a11649615c2a624af0eef076527ea5773697dfa1599987.exe"
    3⤵
    - Loads dropped DLL
    - Modifies Internet Explorer settings
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1480
  - - C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe
      "C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:936
    - - C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe
        
        "C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1412
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpa2d1f6ed.bat"
      4⤵
      Deletes itself
      PID:1136

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1212

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1260

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpa2d1f6ed.bat

Filesize
307B

MD5
87cd58fb4eb0b93f43bd8373138c0844

SHA1
ca9c2a56908d38bad695263b7d3a21549aa0abdd

SHA256
715408e202ef010846a6ba3f2cea3a887179073f5ddb9877a854c1587397a131

SHA512
b2856732c938ef2cba891b028a5c79dfdd8b3c13413026b4dba24dad4381b40659c5a6590fac0cc67997435f65e022ecfcd45c1ada49d669bc788ce7d9aebf9e

Download Submit
C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe

Filesize
228KB

MD5
3776afcc8bcf783d162aa9c090a9f5f4

SHA1
729574170612557234ccba0a83fa4a026a18954b

SHA256
cd63167210c799efc4417ede7bd55e8ff97063ba0401597846f7d67bbda68403

SHA512
17dc83bc48b8cf5cc95c7a0ea8adf1dea3d9a8dfa17382b88b0fcc27f8de2d9f51060dc10f2a0a3466a6b2169151370a9d0654fcd60f28a16c88e5c1cb69324c

Download Submit
C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe

Filesize
228KB

MD5
3776afcc8bcf783d162aa9c090a9f5f4

SHA1
729574170612557234ccba0a83fa4a026a18954b

SHA256
cd63167210c799efc4417ede7bd55e8ff97063ba0401597846f7d67bbda68403

SHA512
17dc83bc48b8cf5cc95c7a0ea8adf1dea3d9a8dfa17382b88b0fcc27f8de2d9f51060dc10f2a0a3466a6b2169151370a9d0654fcd60f28a16c88e5c1cb69324c

Download Submit
C:\Users\Admin\AppData\Roaming\Ceraum\wylue.exe

Filesize
228KB

MD5
3776afcc8bcf783d162aa9c090a9f5f4

SHA1
729574170612557234ccba0a83fa4a026a18954b

SHA256
cd63167210c799efc4417ede7bd55e8ff97063ba0401597846f7d67bbda68403

SHA512
17dc83bc48b8cf5cc95c7a0ea8adf1dea3d9a8dfa17382b88b0fcc27f8de2d9f51060dc10f2a0a3466a6b2169151370a9d0654fcd60f28a16c88e5c1cb69324c

Download Submit
\Users\Admin\AppData\Roaming\Ceraum\wylue.exe

Filesize
228KB

MD5
3776afcc8bcf783d162aa9c090a9f5f4

SHA1
729574170612557234ccba0a83fa4a026a18954b

SHA256
cd63167210c799efc4417ede7bd55e8ff97063ba0401597846f7d67bbda68403

SHA512
17dc83bc48b8cf5cc95c7a0ea8adf1dea3d9a8dfa17382b88b0fcc27f8de2d9f51060dc10f2a0a3466a6b2169151370a9d0654fcd60f28a16c88e5c1cb69324c

Download Submit
\Users\Admin\AppData\Roaming\Ceraum\wylue.exe

Filesize
228KB

MD5
3776afcc8bcf783d162aa9c090a9f5f4

SHA1
729574170612557234ccba0a83fa4a026a18954b

SHA256
cd63167210c799efc4417ede7bd55e8ff97063ba0401597846f7d67bbda68403

SHA512
17dc83bc48b8cf5cc95c7a0ea8adf1dea3d9a8dfa17382b88b0fcc27f8de2d9f51060dc10f2a0a3466a6b2169151370a9d0654fcd60f28a16c88e5c1cb69324c

Download Submit
memory/1124-85-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1124-86-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1124-87-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1124-88-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1136-122-0x0000000000080000-0x00000000000BB000-memory.dmp

Filesize
236KB

Download
memory/1136-123-0x0000000000080000-0x00000000000BB000-memory.dmp

Filesize
236KB

Download
memory/1136-124-0x0000000000080000-0x00000000000BB000-memory.dmp

Filesize
236KB

Download
memory/1136-120-0x0000000000080000-0x00000000000BB000-memory.dmp

Filesize
236KB

Download
memory/1212-92-0x0000000001AC0000-0x0000000001AFB000-memory.dmp

Filesize
236KB

Download
memory/1212-94-0x0000000001AC0000-0x0000000001AFB000-memory.dmp

Filesize
236KB

Download
memory/1212-93-0x0000000001AC0000-0x0000000001AFB000-memory.dmp

Filesize
236KB

Download
memory/1212-91-0x0000000001AC0000-0x0000000001AFB000-memory.dmp

Filesize
236KB

Download
memory/1248-99-0x0000000002A60000-0x0000000002A9B000-memory.dmp

Filesize
236KB

Download
memory/1248-98-0x0000000002A60000-0x0000000002A9B000-memory.dmp

Filesize
236KB

Download
memory/1248-97-0x0000000002A60000-0x0000000002A9B000-memory.dmp

Filesize
236KB

Download
memory/1248-100-0x0000000002A60000-0x0000000002A9B000-memory.dmp

Filesize
236KB

Download
memory/1336-130-0x0000000003A50000-0x0000000003A8B000-memory.dmp

Filesize
236KB

Download
memory/1336-129-0x0000000003A50000-0x0000000003A8B000-memory.dmp

Filesize
236KB

Download
memory/1336-128-0x0000000003A50000-0x0000000003A8B000-memory.dmp

Filesize
236KB

Download
memory/1412-138-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1412-121-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-113-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-61-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-109-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-104-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-115-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-111-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-117-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-106-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-107-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-59-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-58-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-56-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-55-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1480-105-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-103-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1480-65-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1876-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download