mydoom | 45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7

General

Target

45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
Size

29KB
MD5

44f30cb50a9dbe33f38909b80230f0c0
SHA1

59da9f18b5587832b836b12cda1f641e3028d468
SHA256

45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7
SHA512

60ae70594b7130bb76cdb695e53900b3fcabbd708f30cafb5def5decdf4badf6a7d2f2a47d9585f38f80a774e46bcb633fbaf97dc6b952c19767aa2fe02054c2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TlhQ:AEwVs+0jNDY1qi/qJm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/3100-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3100-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3100-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3100-153-0x0000000000500000-0x0000000000510200-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
4792	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"	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3100-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b7a-4.dat	upx
behavioral2/memory/4792-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3100-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4792-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3100-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3100-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-65.dat	upx
behavioral2/memory/3100-153-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4792-154-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
File created	C:\Windows\services.exe	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
File opened for modification	C:\Windows\java.exe	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.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	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4792	3100	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe	82
PID 3100 wrote to memory of 4792	3100	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe	82
PID 3100 wrote to memory of 4792	3100	45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe	82

C:\Users\Admin\AppData\Local\Temp\45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe
"C:\Users\Admin\AppData\Local\Temp\45faf20c336a183606fd847eed4244639f400456ca4e15ac1ec93a6e6aad60e7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100
- 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:4792

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\WQOY74U4\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp22E3.tmp

Filesize
29KB

MD5
29743883d57fe7ef9d8ed89caf4313a2

SHA1
2231d702b410359e0df6bc9a548205405ee82101

SHA256
b465654fce689f5ad43fd2987d746cacf4e18239305557e8b3233c52782f52e7

SHA512
ebbb2ef4ed0ddcb6762340bc488e089d7423644cdac0004e2df53397af8903f204dd1463d57319524b641218c1f246f34e6993dd1ad96bdd0b56bde2be322f74

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

Filesize
320B

MD5
41c6be5bd39067e81ddc0f16e6db6d5d

SHA1
4ae7df9be91e9212a276aedadc03c71e273a1dd3

SHA256
99e841e9877516c83db07f9dfbe9fd7c498f840869f214f305bccb92f859126e

SHA512
67c9d54ea1c78eae570f416ab463cada8e7083f784b31a70cda215110c667ad3ac0694b8b0583f75d8c5c57c21bf4eb46715be4c47228005d760bf29c2f22dbd

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

Filesize
320B

MD5
ec44c4d635defd3baba5651b901b85b4

SHA1
2f50e52380303e0e01aa2b022a549d44796a619a

SHA256
f5e293e7d27d2691f3e890ee75dbb82b334f5e97df0dd3373da76f2a1751bf92

SHA512
d5cac55b99c5928fb036bfc55f61af087da983994784a89cb4fd3d00168224b37f23db95239f37ec0b872d1eaf7e47be77aa8ee2973f3eb4456ccf8409c906d3

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3100-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3100-153-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3100-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3100-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3100-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4792-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4792-154-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads