mydoom | 31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda

General

Target

31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe
Size

29KB
MD5

92420c86b34f9bd0e37b2b43b1ea1c8f
SHA1

b6f168a9a364ab5416c07041782ca55fcbd61ea7
SHA256

31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda
SHA512

5658dc8eb9406efa28a992ec00f60f84235d373de97efe6ee9787a78c6701f8af074a64b6ab97a8b27bf831fd7844a48c81f616e193b36f55fabba7be5f59776
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TuI:AEwVs+0jNDY1qi/q7

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3868-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3868-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3868-123-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3868-166-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3868-173-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
4800	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

services.exe31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe

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"	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3868-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023cae-4.dat	upx
behavioral2/memory/4800-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4800-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4800-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0005000000000743-65.dat	upx
behavioral2/memory/3868-123-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4800-124-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-166-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4800-167-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4800-169-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-173-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4800-174-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe

description	ioc	Process
File created	C:\Windows\services.exe	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe
File opened for modification	C:\Windows\java.exe	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe
File created	C:\Windows\java.exe	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.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

Processes:

31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe

description	pid	Process	procid_target
PID 3868 wrote to memory of 4800	3868	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe	83
PID 3868 wrote to memory of 4800	3868	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe	83
PID 3868 wrote to memory of 4800	3868	31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe	83

C:\Users\Admin\AppData\Local\Temp\31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe
"C:\Users\Admin\AppData\Local\Temp\31ec322defc1253df41b22775b922ecfb3b044812e56a290c6998da1a9eddcda.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3868
- 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:4800

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\DQ67RYHS\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3BAA.tmp

Filesize
29KB

MD5
19bdf2f8bd798914c0cbf319dc200834

SHA1
f241d974aa009bf16cc7be94c3cfeb282cd27089

SHA256
165197021453ee7e3ee15b561e7ff755a5c8e0408714554732806de63d4ee439

SHA512
4afcd5a67665b7097011ffb84d282f7afe321f7b9933ab20a7cac6cd49d125db674ec867621b05a4cec80761c929e286cf13c53c3aaee8a11d4bfcefd9485946

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

Filesize
352B

MD5
d7e462d4e07703e5ab5a42f1dc31310d

SHA1
add6faaba6e7e51c8150e351b56fc9d92b696858

SHA256
38c1dd7b7aeed967f7ef63c11b0d7dd2caf21de2786836b6fa99b0ca17c122ec

SHA512
77ce95e4da6225a76400bb021fe3b31cdb1f734fb2b194cb99ca6d0fdb961c7318f5e64546ca9a243130ba7cb428a52bca136be47976141466553968db834509

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

Filesize
352B

MD5
d997a02e9fb01a48d69fc2391b8d84a9

SHA1
0ad720450466dcfd35b1a7d91e9a9c31798137d7

SHA256
245bcfa14e25dbdb93f7d1387d2da31c0f034c13a44d75d52553fb861d14ac18

SHA512
ff85fdf263d994cdc494f5c355c18a3e12c946040541ffc6843b90399696b8be897e8740a586a45b088a87ac12344b76a301e31797141539e8bf2cade8027ed2

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3868-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-173-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-166-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-123-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4800-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-124-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-167-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-169-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-174-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads