mydoom | 4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff

General

Target

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Size

41KB
MD5

5df202d8cc014b8f09e9c9e500a52c12
SHA1

64fb1d2078461cc63666ceccfed34746e1d29a05
SHA256

4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff
SHA512

f9f4744e2346f073b457f02a2716842fb216c8a806ccd070a37aaf0623ecaa80cc22a75d4bce8e743ff13a917c7a9e91cd1180a68c4012c1b0fed6c0b99e83bb
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/vL:AEwVs+0jNDY1qi/qHL

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral2/memory/2972-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-135-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-159-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-166-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2972-194-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2736	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"	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2972-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c88-4.dat	upx
behavioral2/memory/2736-7-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2736-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2736-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2736-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2736-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000021ed4-43.dat	upx
behavioral2/memory/2972-135-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-136-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-159-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-160-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2736-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-166-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-167-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2972-194-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2736-198-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File opened for modification	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
File created	C:\Windows\java.exe	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.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	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2736	2972	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83
PID 2972 wrote to memory of 2736	2972	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83
PID 2972 wrote to memory of 2736	2972	4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe	83

C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe
"C:\Users\Admin\AppData\Local\Temp\4b0586bd7f3ff9af7b857a59b4ba8d4c2d627a59a40df6942b7f35af5ff041ff.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- 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:2736

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

1

T1112

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\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\default[1].htm

Filesize
313B

MD5
ffb72ab4faba49ad441ce07db37dd8b6

SHA1
194e13c1c32ebb6e7a1dc912261cbd58a82ff71e

SHA256
7bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660

SHA512
517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
128B

MD5
1959d472a69cf2ec1e3dae658a757810

SHA1
b9c0cf620f0fb55654b76df3de2fcd1de738cc02

SHA256
27ce0d72c6e78aecb9dd5c9a348f1deca391aad85ab24e1cac5cc71b9504a947

SHA512
d3923552f335ee07420459aac5781a14b65797b6dd0f96d809233ead41a38a963deea84827e5f43b9bd595778ed55087605df8389fcbf0cd995cbd11650265dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp774E.tmp

Filesize
41KB

MD5
83bd665b27f4355d867d58da1ba139f8

SHA1
dede1b66a4026c45a7f26266578dc3d6143919af

SHA256
f2fecd05766f88fc2ba56d37876ee317830f527f933b37df09b3aad79f14afbd

SHA512
6ac8645ea1bd94aa25fbf892a72bbd5c6905f87dbe27f51e67f6da79ec833f255350e97cd5058c677afd9e8762a0c852ede43d0067760e2b9a215ff380e3c8a8

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

Filesize
160B

MD5
38ce3cdfdf47717b1dee543d50990963

SHA1
36a7c26c1bdc5e5c66021288b8aa317a95818914

SHA256
46c8b889d639ce736c3f8605260c805ce747109a6330c73e1893f7d88c8f4842

SHA512
c8f7500b0e53d4abd320faad8cce1c26d06e61504ab1e913d037f893682e325f398c249d07fab9b48fdadd2c26e72e1d1dfe2678986239c2c12b55511fdf0bee

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

Filesize
160B

MD5
650279e69c6f63f9e092c692e27b19f3

SHA1
309becb08ca2587a7aa15d57c8c300cc9ef9c1c9

SHA256
8a8adce1683cd00e4d4846222e7a07c7cacd024d199b580a4ac5d9c23a6d45df

SHA512
a6dd22f2a67092b39a4cd2b80a18f6d03d99649c4aee1c30c4760001b23169a8ae0f7c8f0a1b36481b77774354a03c7bf966aaeb92c4e1abcf957a3fdb3403f4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2736-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-198-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-167-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-136-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-160-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-159-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-135-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-166-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-194-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads