mydoom | 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12

General

Target

1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
Size

29KB
MD5

83beab1cbfe422d7433ccc6d7ed54103
SHA1

644f29a1f275a1e65d2ed4d2ff4f46d0854838ce
SHA256

1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12
SHA512

19befdcde939a8a0f91ef809c009c3a23ae265dbc53b36f843e3786b0bad0071517db4bc8e9af7331376cbe7bbb2ac62fb622892aa49c959b18a888630eda5ef
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xd:AEwVs+0jNDY1qi/qn

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/2672-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2672-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2672-106-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2672-160-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2672-164-0x0000000000500000-0x0000000000510200-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
776	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"	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.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/2672-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b64-4.dat	upx
behavioral2/memory/776-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2672-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/776-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/776-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2672-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/776-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021f51-58.dat	upx
behavioral2/memory/2672-106-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/776-107-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2672-160-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/776-161-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2672-164-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/776-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
File opened for modification	C:\Windows\java.exe	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
File created	C:\Windows\java.exe	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.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	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 776	2672	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe	82
PID 2672 wrote to memory of 776	2672	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe	82
PID 2672 wrote to memory of 776	2672	1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe	82

C:\Users\Admin\AppData\Local\Temp\1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
"C:\Users\Admin\AppData\Local\Temp\1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- 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:776

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\H6N4U6J0\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
320B

MD5
694f2e4d0ed0f9c2bcf37c2e8d3b8900

SHA1
a61756dc71bcc89e0936b215cbab868eef38c804

SHA256
46f2f68aa09e0efe10910650d1340ef25324b4ae292199531b6faa6d537320e0

SHA512
266c8777448dd5b90c047252e088a267c527f50b10616e77e71ea93ae7f9aca60b0bac08a5880ed75cc8e36495f122c381e731e789105f191d24662a825878f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2E6B.tmp

Filesize
29KB

MD5
d2def6877f69eef52e06edf75b75b93b

SHA1
8204e8123c11347c8455aea7be1d79b7820c0190

SHA256
6b6b2fd773af12bfc71b0e90db770abb9994d2839297515730f3b1287c9efe02

SHA512
22b68c398c2c516a2b8a2edfb020b913a4cccadd3a12f6b26e4d0974f02e0a37716b2b44be169a018a6a7afbfa2363257d5a423201b5ca04f0b2de3e7472c59e

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

Filesize
352B

MD5
8242266b0bfa1be279a7e95214cbebf3

SHA1
594f2c32de80550e10ac29b43688c959952a7b88

SHA256
29f0188fd7b3c8e022e3d8c9281c05c8e7ea50d249e29552c2a702ad1c4056f5

SHA512
c09a1be7cdeee334a065cc50c617f22b098ee7218729d4ad4793641deb5036a7e6ed2bc197f7d5e99ec94b8e83862c28dbdf59db7a5a120b1d3f99f30665d5b4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/776-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-161-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/776-107-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2672-106-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2672-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2672-160-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2672-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2672-164-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2672-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads