mydoom | 2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471

General

Target

2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe
Size

29KB
MD5

3711455c5c440d538ae152111fe14230
SHA1

a823024ed5f915022c6e1efb6e81be5faf166906
SHA256

2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471
SHA512

477bd89db991748c79be0c334fd565e6f87d3d417531b12083f011b38028078040185099453520a7c2e164c0a9ed44bb35cf8202ddbda4ab7bf5e24db4d6023a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xhA:AEwVs+0jNDY1qi/q5y

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1036-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1036-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1036-56-0x0000000000500000-0x0000000000510200-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
3540	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1036-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023c83-4.dat	upx
behavioral2/memory/3540-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1036-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3540-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3540-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1036-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3540-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1036-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3540-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe
File created	C:\Windows\java.exe	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe
File created	C:\Windows\services.exe	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1036 wrote to memory of 3540	1036	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe	84
PID 1036 wrote to memory of 3540	1036	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe	84
PID 1036 wrote to memory of 3540	1036	2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe	84

C:\Users\Admin\AppData\Local\Temp\2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe
"C:\Users\Admin\AppData\Local\Temp\2ff295f693db3b59ab09b9de39ee37c74fa90532907abc5e2a7a5ce748541471N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1036
- 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:3540

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GRYMSCZU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5A2E.tmp

Filesize
29KB

MD5
091437e868b3eac1eec8ef4832f6efcf

SHA1
7690f00147758b7ea3d7fdd95eac5e8776a5dd03

SHA256
c58140b13ee4c92b4d281d2e6974c7749980f986eeef8a5464456b05f2297d02

SHA512
d98ed27a6a9ae153b347eecbf5cb9b1be6c3024a09665f4eece835df62e053050c1dfa0de35ed0fa2a85931c2f0d4edbd16b51f3395912f90c612a96c2312ddf

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5C0C.tmp

Filesize
29KB

MD5
d559c207ed5d6b5d01ee25e12b17458c

SHA1
98214abe5fdc6c738ebefefaa996a421aec89932

SHA256
0f729a9a28b03391cd47fc340288edea4f2907526383754ebd5de91333297af5

SHA512
2cfc64b7ab1aa0ecc026279ff49a0a5b23e9d2e14910940c053ed284c36d87bb725bbc5af9c9eb394ba70ece638ae00a61d6595e29528cc93be14c9d45d84e72

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

Filesize
320B

MD5
fc9c876c11ccc1edcd5ce6beeeef9547

SHA1
5670e8e66f7d6d55d5f024171894c2da79805e9f

SHA256
bb1f5eba31cd2c54bd6c175108a3f3d732be0aaa185f8c9c4975625222b2bc74

SHA512
93340db89de244953bd7528efe761c0819947c3e2b2ff7488a235603eb65cf72d5f2ff23f6eff6bccf00d6574913e80b697bfc982fc69babf9c62d6d4583e422

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1036-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1036-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1036-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1036-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3540-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3540-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads