mydoom | 91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533e

General

Target

91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe
Size

29KB
MD5

0b3c48147dc483d7f0a70123672710b0
SHA1

98e89efe57feafe7ca32acbaf67725a560befb4f
SHA256

91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533e
SHA512

854360e3837e253cdae601c0726e2e5c0b4faebdbb70160208459f048236d44b504fc576b736ea168af154a50d0c6d638afd2569fac8a5dc5175bafa8da5439d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/q0

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/2984-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2984-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2984-141-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2984-181-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2984-185-0x0000000000500000-0x0000000000510200-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
1584	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"	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.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
behavioral2/memory/2984-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b65-4.dat	upx
behavioral2/memory/1584-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2984-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1584-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2984-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000e0000000218b4-58.dat	upx
behavioral2/memory/2984-141-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-142-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2984-181-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-182-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2984-185-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1584-186-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe
File opened for modification	C:\Windows\java.exe	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe
File created	C:\Windows\java.exe	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.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	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 1584	2984	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe	82
PID 2984 wrote to memory of 1584	2984	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe	82
PID 2984 wrote to memory of 1584	2984	91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe	82

C:\Users\Admin\AppData\Local\Temp\91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe
"C:\Users\Admin\AppData\Local\Temp\91258f3500cf09de55ba5cf14a764d7ad29e9246e129f136e3aefbd3ea1d533eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984
- 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:1584

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\GPUS7TYC\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC969.tmp

Filesize
29KB

MD5
25d15dcecf5e2626644c07d31bab4c26

SHA1
ef703de47c05c4243c8fe1b83e7eb3e56dca455d

SHA256
31e66ccd0cb3ceda606a9aa0bebfb5ef90410d3f4c484a142d17793c5ee7e7e6

SHA512
2577c817fdd15533d7722c0f5aadfa6ddad0b6fd3d6ae758384a5b327e6352b2cd2adbbadd06755cb267d1bb7e9ba26b3d942430b99253ff762682947ede7152

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

Filesize
352B

MD5
791b9bb92c09771230b1dc08b9e9910d

SHA1
fa5059b9bb683e483990896884ffcc1f04a77cb0

SHA256
3e82c9584dbb88b6b49b59911c2b997c967927c6ca22788c64daf89845491901

SHA512
ca6328e9051951aecc18981aa6ce4bee917d38b3496570f96d2d39eaee61e2bd36df0aa82aa2e9a3263813dc05d08c5f124278f07b573b12716fb1c4c0eefeed

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

Filesize
352B

MD5
eeced898948137a93d2405a59320d1ae

SHA1
ca3b61e0ed41fe795f0820cc05d55384e99ae53d

SHA256
4dd75059fe8a67e5888495d5612eef9aeea76fb2583d38de79aa0ae8de6fee93

SHA512
06ac7e549805f55dbf8daf8d25f55e6374c3353a49388be8eadb7bb65514c1d2bcea03629e626742208150fa48bec4a827fa6b2f53be42ce0b30cd0fd3829a5f

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1584-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-186-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-182-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1584-142-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-141-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-181-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-185-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads