mydoom | be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495

General

Target

be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
Size

41KB
MD5

09f0ebf692adf3699a0421bc6a7faf10
SHA1

a465c72083332043a042246776cd48c19ef7a8c9
SHA256

be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495
SHA512

f55ce1a43224f3f48cee4bf3f81630e5b4c7dfdb230105c6a6f92d7afe91f8daa5f36abf838eed9d4afc43dc2daf8b7858b8a9744d872d456ac3789c484bed5d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2772-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2772-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2772-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2772-70-0x0000000000500000-0x0000000000510200-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
2844	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"	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2772-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x002e000000015e5b-7.dat	upx
behavioral1/memory/2772-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2772-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2844-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2844-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2772-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2844-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2772-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2844-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000700000001658d-60.dat	upx
behavioral1/memory/2844-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2772-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2844-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
File opened for modification	C:\Windows\java.exe	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
File created	C:\Windows\java.exe	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.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	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2844	2772	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe	30
PID 2772 wrote to memory of 2844	2772	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe	30
PID 2772 wrote to memory of 2844	2772	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe	30
PID 2772 wrote to memory of 2844	2772	be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe	30

C:\Users\Admin\AppData\Local\Temp\be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe
"C:\Users\Admin\AppData\Local\Temp\be2a65c38c3d0cd9422bde47af75a9a2259ad1b13f98fdb2d304fd12b0c81495N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- 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:2844

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\Temp\bcepeU.log

Filesize
128B

MD5
8362def933f2c69df96b3c7db047a291

SHA1
3e7a7f98bb44e41b8e764fa5ef763fb6b4036a50

SHA256
69b5cc3718ca36c4917a13fc19bbd929b270d58580225ce3ffe8e839b9819852

SHA512
77023b06090579c81c45a6cc409d731c3b63b7dc1e322fc5a95e9f57912a301e8dcba113cd6dabe09e4e1ea5d1999c11a5aa0e9faf1d08232a420a65d1d18d32

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9B17.tmp

Filesize
41KB

MD5
ab8170c7082ff330271426534dd5fab6

SHA1
6f2207c382ad65790e56162af3cdb19f743ac109

SHA256
2d03254258448ad0485290b27a81a5285a0cf7f549ba8878eed0dca94ac56211

SHA512
1c0978783e8307cbc8f536c87a16bba20e4ec49036d554e1036b8088fe8542c613095ba419cda0067a6ae031b31a29134ef6e7559be19fa7bc007ac96c60d801

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

Filesize
160B

MD5
e298a6587dc591c9be8cbd054ed6add0

SHA1
f406fa461260985bb1eab0355da8efdf4a17d4ed

SHA256
85ac28a5190f9d263bc17ef5695d5bb4a2f1ff3fbb0d9257808ca3ea01328e7a

SHA512
a9b5aa8e33048f5f0b41466eb0199a3bfad082a6185ddfa73adc1cdc824af14e8f49a3ba9c14f46a88047a817bf4c3dad1e5f9fd2c370ba524e5bf1674f52f6f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2772-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2772-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2772-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2772-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2772-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2772-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2772-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2772-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2844-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2844-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads