mydoom | 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86

General

Target

3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
Size

29KB
MD5

e38b13094d354968c2a23ab998a55d9d
SHA1

79229dfcc274111df5f9e892d81d54432a4c8d8a
SHA256

3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86
SHA512

e97e5a50469fd498c67e67bab7c84ea3ce8eb506fcce3eb9038fad53cc8f0715e7f799f26dcbae20d788422a2128076564329359ab28a5a520c722c3805c5e75
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xu3V:AEwVs+0jNDY1qi/q8

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/1040-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1040-60-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1040-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1040-84-0x0000000000500000-0x0000000000510200-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
2328	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"	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1040-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1040-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016875-7.dat	upx
behavioral1/memory/2328-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1040-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2328-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1040-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2328-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1040-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0008000000016c88-76.dat	upx
behavioral1/memory/1040-84-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2328-85-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-89-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
File opened for modification	C:\Windows\java.exe	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
File created	C:\Windows\java.exe	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.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	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 2328	1040	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe	30
PID 1040 wrote to memory of 2328	1040	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe	30
PID 1040 wrote to memory of 2328	1040	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe	30
PID 1040 wrote to memory of 2328	1040	3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe	30

C:\Users\Admin\AppData\Local\Temp\3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
"C:\Users\Admin\AppData\Local\Temp\3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1040
- 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:2328

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\Temp\tmpA1CD.tmp

Filesize
29KB

MD5
31d83690d103341f4d7dfdefa2eed570

SHA1
e8fa430bb336599208c02ddeca4d1a015f84f58c

SHA256
cfb12d22b279296341d1b25a16fa7d088dce80711fed0fecf8c4c79ee0f52e30

SHA512
c727e11a71d4fe2232bf37a8b373e0ef72e16071dc97df3f64340a2c87b609c4bede5a3ad6aa5df939d0c1ba11c8d8b4f2738076f0050bec9d9d31fe4169a9ee

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

Filesize
352B

MD5
d0dbc9a2871fb3dbda6a9431e5f8c8e7

SHA1
4fb8c00d57f8d938e6af4c5f7b18913ac29d6f5b

SHA256
1f3586d1cefa04cc4ca45a4782cd40ae90a6956f5a0299d4c8961cf9eae870fe

SHA512
5b5153dfee80d1ebb3330fd87e48ca7ca9b3bb57621376e904949f5e9d4da49b99093ecc5769d9938ec755d9afa788a880365fbb614c664a00a423cf84b302aa

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1040-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1040-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1040-84-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1040-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1040-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1040-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1040-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2328-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-85-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-89-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads