mydoom | bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a

General

Target

bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
Size

29KB
MD5

04a3f1bee0be5dff636271724e5171a2
SHA1

81a5fd0845f6727f339e6e60720afb3f1180a631
SHA256

bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a
SHA512

9084360bb4bb1025b05444f63f71f99cdceb36c85798e56ad5a74a5b097cb0e1be375e37c47977ad2a68a6a592835725078545f72bbb0b359331a819904128ae
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/F:AEwVs+0jNDY1qi/q9

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2108-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2108-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2108-67-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2108-82-0x0000000000500000-0x0000000000510200-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
2932	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"	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2108-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2108-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0009000000016d69-7.dat	upx
behavioral1/memory/2932-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2932-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2932-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2932-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0012000000016d3f-72.dat	upx
behavioral1/memory/2932-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2108-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2932-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
File created	C:\Windows\services.exe	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
File opened for modification	C:\Windows\java.exe	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.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	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2932	2108	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe	30
PID 2108 wrote to memory of 2932	2108	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe	30
PID 2108 wrote to memory of 2932	2108	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe	30
PID 2108 wrote to memory of 2932	2108	bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe	30

C:\Users\Admin\AppData\Local\Temp\bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe
"C:\Users\Admin\AppData\Local\Temp\bbef983bd9d50f9e0aad4deedb4b93d8156b1bf74fa5712f62d3e57026f6a51a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108
- 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:2932

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\Temp\tmpC5A0.tmp

Filesize
29KB

MD5
d593d6cf829439079d08725ffd1084b7

SHA1
4918407f9da655018a2871ba9a457e7c3e1f750f

SHA256
c0d88dafce3d1ffb5940ba656773da5c12f0e27df88cefa267c75fa531116dc0

SHA512
41811014de7c274bf292a675146fe39629d671654d0d85a813e87451441d7b88791c72b6cf1ea2b67a63a0bbeef5443ceae6ae5a35b2d4517c01a08b9ca7e32c

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

Filesize
320B

MD5
d9d37bc4d298b58f86f8e85265fde6b0

SHA1
09700a2c0b19154e5fb398ccbcff9b5d9b733c67

SHA256
f813ec897f5d55e2d4d3b81e26de93775cb52cf01a9f16388959bbc28b5d1a63

SHA512
9af5e738bec06758d596553c2354b2ebe9aa507d4d93b0f7bdeda8879579c82d9319f18c28cfe3fa2f5ac2b91383ed37cc6835f64e27c8d535c3e60e8f788760

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2108-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2108-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2108-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2108-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2108-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2108-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2932-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2932-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads