mydoom | 0068c64392a9a39ef837cf6ebcae5e57e56caf3edff4796cea900532e74b72be

General

Target

Email-Worm.MyDoom.M.exe
Size

40KB
MD5

a787dc1219ef5f319246fd848afccc5f
SHA1

0d199e91ae3c06403afd15bd6c051b0c65aae422
SHA256

a1b092b57018640fea82c46da2d79f6c008ee74864da03839144b52d91e9f842
SHA512

8659c8b75833020cb59c0876286a21e271aa9865eac7011b6dc1044a337d5d93ce9fdf4de69ecee4525d94f056b0e78521bbda9d11dfb05b22c88de056251430
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHnhvr:aqk/Zdic/qjh8w19JDHnhz

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2412-0-0x0000000000500000-0x000000000050D000-memory.dmp	family_mydoom
behavioral1/memory/2412-17-0x0000000000220000-0x0000000000228000-memory.dmp	family_mydoom
behavioral1/files/0x0003000000018334-51.dat	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2348	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	Email-Worm.MyDoom.M.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2412-8-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0007000000016d1c-6.dat	upx
behavioral1/memory/2348-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-59-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	Email-Worm.MyDoom.M.exe
File opened for modification	C:\Windows\java.exe	Email-Worm.MyDoom.M.exe
File created	C:\Windows\java.exe	Email-Worm.MyDoom.M.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	Email-Worm.MyDoom.M.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Modifies system certificate store 2 TTPs 4 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	Email-Worm.MyDoom.M.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	Email-Worm.MyDoom.M.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	Email-Worm.MyDoom.M.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	Email-Worm.MyDoom.M.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2348	2412	Email-Worm.MyDoom.M.exe	29
PID 2412 wrote to memory of 2348	2412	Email-Worm.MyDoom.M.exe	29
PID 2412 wrote to memory of 2348	2412	Email-Worm.MyDoom.M.exe	29
PID 2412 wrote to memory of 2348	2412	Email-Worm.MyDoom.M.exe	29

C:\Users\Admin\AppData\Local\Temp\Email-Worm.MyDoom.M.exe
"C:\Users\Admin\AppData\Local\Temp\Email-Worm.MyDoom.M.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
71KB

MD5
83142242e97b8953c386f988aa694e4a

SHA1
833ed12fc15b356136dcdd27c61a50f59c5c7d50

SHA256
d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

SHA512
bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7BCOPU31\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5D55.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5F8D.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp536F.tmp

Filesize
40KB

MD5
454ba309221a3bb97a4502f158636954

SHA1
8cdd416876ad2016fc1c11e81ef68d8daf14373c

SHA256
8e5fb3d437d4c0ec5e4a4668141fc7b29ca8e04c60957b510684b608121503d1

SHA512
93daf30316321c27035e30331f5e0bc5f7e74e244f37e9649a95e8a73781c7203f4a6a497262bd2fec98d424fc6c71a774afa61e12982f6c7ea0b895f5b9c424

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
5e395e1fb862203bee522220addf1f39

SHA1
05a7e9c9e4d5f4c2137f989c3d80d17eca1c6e9b

SHA256
51b8409cf162e81badaa8997eddc64e6a8f4771e18e8925cb283f5cbd6956271

SHA512
5c74f3c43977f3e9e4ff6af8fb13581ed92ca36f9d2ad1993262d46705b4a0aa39da6577bf9e35679b32c7c9f4438e87112c288528d89ac3dfc303cdeb0f0c0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
831d31aa0402c36610ac6e3fc9b39ab7

SHA1
69b3f5b6a9944ad9d5aa09037b9ae298345d3777

SHA256
e29bbb82cf2ac08a2681f5cd589dcecd696ccc8a80921648e1b29c0b2329082a

SHA512
0dff64aae5cf7dcd4ce4eacc87ad3aeff74852dd1dd96d1ad931a3fa8e859454995d9866fae35e8df86bc5a4e09811166cde60d594198b1e60be6a3910e0ec7d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2348-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-59-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2412-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/2412-8-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2412-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads