mydoom | bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd

General

Target

bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
Size

29KB
MD5

5eb97771032fdb4c0fdb67453a5f0b50
SHA1

4baf74de21fda76a441048b7bd55abc69e640618
SHA256

bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd
SHA512

c78178e23c1aa14ef0fed2de03ec9cfbdc7763e79e84857e784d622e7ce243499eb3dfe75ec6f2588fe6154779fae5e2a733f64da992947e9d63759d33ec35c1
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/SR:AEwVs+0jNDY1qi/q6R

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/2204-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2204-56-0x0000000000500000-0x0000000000510200-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
4692	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"	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2204-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4692-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000b000000023b5f-4.dat	upx
behavioral2/memory/2204-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4692-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4692-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2204-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4692-57-0x0000000000400000-0x0000000000408000-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	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
File created	C:\Windows\java.exe	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
File created	C:\Windows\services.exe	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.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	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 4692	2204	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe	83
PID 2204 wrote to memory of 4692	2204	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe	83
PID 2204 wrote to memory of 4692	2204	bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe	83

C:\Users\Admin\AppData\Local\Temp\bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe
"C:\Users\Admin\AppData\Local\Temp\bd8fcb674e8ed8c12affe327a4307b4903bcba6f7689baa6e5cbb9832e4051dd.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204
- 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:4692

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\tmp3B3C.tmp

Filesize
29KB

MD5
a7d38dc68e6e3e8ce27215b6214a5255

SHA1
e3f51ecbac1f7fae261ead5937e32cd46515f401

SHA256
2c7f3c8fea946c8c0ad4b1c6decfd4588b046056fc61dfbfffb9c2b3042682b3

SHA512
1b8abc63b2a17e3616a192859350a7eaad654ff27c6ba6e3e99b1c5c3b621c5ae80c0ccf4f1c4a498ff33c3f81e2c8ef384cc72e930ebc70c8a7819340e57954

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

Filesize
352B

MD5
f148b1f50526af68d9880c9a8ad46f2c

SHA1
8833ade08ed8599226dbce5ae5e3cdeb7123cbf8

SHA256
767f962da24f897b2556f7d97cf02b56b3d1c1413095e6968c6986ff71a13f4d

SHA512
4d09d1c4f25456ee6fedd8b21e1483f9f29fd9cb6fb7092d5ab22257646c85a82e17b874167eb8bae7e4fa3c29a029d5da7f3b53b594f53d9102361c0ecd9a69

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2204-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2204-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4692-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4692-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads