mydoom | 3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670

General

Target

3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe
Size

29KB
MD5

1695024ff55c302da04871ee8e19d630
SHA1

11c0d8e172257430996725d52d5a233f75b3eed0
SHA256

3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670
SHA512

47c3cd8143c892d10f6fa1ed527ac2e40ebd1b037ea9dec8815850b6744fbf54ebfafb15b8d02e052ace8e5e3ab4397c7f9afc4531d96b60e9399c3d63e89d82
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/y6:AEwVs+0jNDY1qi/qN

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/5084-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5084-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5084-103-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5084-167-0x0000000000500000-0x0000000000510200-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
2388	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"	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.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/5084-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023ca6-4.dat	upx
behavioral2/memory/2388-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5084-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2388-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2388-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5084-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2388-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-60.dat	upx
behavioral2/memory/5084-103-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2388-118-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5084-167-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2388-168-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe
File opened for modification	C:\Windows\java.exe	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe
File created	C:\Windows\java.exe	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.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	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 2388	5084	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe	82
PID 5084 wrote to memory of 2388	5084	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe	82
PID 5084 wrote to memory of 2388	5084	3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe	82

C:\Users\Admin\AppData\Local\Temp\3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe
"C:\Users\Admin\AppData\Local\Temp\3eebcf35f17da43dbc5d9724be6942c661881acb4fab64103f4e4b482d3bc670N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084
- 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:2388

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\HA5FC889\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp27F3.tmp

Filesize
29KB

MD5
848879c731704a6746eeb2cdb4d41164

SHA1
6d26c2d71ba7a320d036bf3f0d3edea49d3b5e7f

SHA256
d923c2d57b11b32c5167e9947a825f0bcfa03d4dfe3789816715d33b151c9a73

SHA512
86a7b43571abf95025dba8b807d8ce78469392b5f4b1ffa101e2ee2972ecb333897d2738d99629d5ac6125a25a5ac2941c20191ecf23c921b5c7d1b22bda48f4

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

Filesize
352B

MD5
4a46ad70d6233eebfd20dafc62685dc0

SHA1
0b8444d7596fdc60cbdce2c553ed4ce791463a7c

SHA256
9303fd7d1ed1af6cf1ff084509a3fb8b367e40ce48444e1750b70377112eac5e

SHA512
288fba021620d26fae99abcec9273e4614ab04c2164e4b077e07a2e7b66454d5ae43488b3dc7e9c626a2153e50326856d61b7c9a6d462b80032087ade6ac519e

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

Filesize
352B

MD5
2e7ed88058beab57fec2add76aaee50d

SHA1
cf9b3b514e965ae1f22e111b3c0e10d435a410f8

SHA256
4d423784dfe7a9c049499c4da2854ead17f5f7f683b4846207d3619fd4e0379a

SHA512
1ab3a6a289c26415c028cac50d1cff649013feef8d432fd80f336c9af9f4dbb75ac19b145475ae0cddadd7f41903211ed2f00264696cff4e21e28cddbb255d06

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2388-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-168-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-118-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5084-103-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5084-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5084-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5084-167-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5084-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads