mydoom | fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99

General

Target

fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
Size

29KB
MD5

ebf9ad9dd267dded9e9842fa5d8144e2
SHA1

190e7c4383485b3cc0c67baad824a98fa88200a2
SHA256

fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99
SHA512

dafef7ec09d1f282b15c0f36ed6d31b729e6f6799f88ee46a60be7e8dc260998c85b60d7cdc9840bd6062ff1383cd56328ea4f2c4889cadaf057c4c63a28ffc4
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/DhF:AEwVs+0jNDY1qi/qbf

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2724-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2724-34-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2724-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2724-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2724-64-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2724-71-0x0000000000500000-0x0000000000510200-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
2296	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"	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2724-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2724-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0007000000016cc8-8.dat	upx
behavioral1/memory/2724-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-34-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2296-35-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000004ed7-45.dat	upx
behavioral1/memory/2724-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2296-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2296-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2296-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2296-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2724-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
File opened for modification	C:\Windows\java.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
File created	C:\Windows\java.exe	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2296	2724	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	31
PID 2724 wrote to memory of 2296	2724	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	31
PID 2724 wrote to memory of 2296	2724	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	31
PID 2724 wrote to memory of 2296	2724	fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe	31

C:\Users\Admin\AppData\Local\Temp\fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe
"C:\Users\Admin\AppData\Local\Temp\fc3ecc733066061bdc0d37b6248c979ec9e89a1401ec12711ff89998254b2c99.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2724
- 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:2296

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\Temp\tmpF71B.tmp

Filesize
29KB

MD5
fb37729530e0b58719ba012f5effcc10

SHA1
19fc47ea32dd984dbcb93d9025075ecceb16b7e6

SHA256
129cf0cc13e3b5d9f295dc35fa84de27b84f0cd72b4ec39e573ab0998d601675

SHA512
36eeb5d82e74cedae9ed17f679b01a2aec20a4a2329de597bf57dfb22ae4e42ca80c7363ffafa753ac690485d80923d34fec8e8d7664bcd17fb73b3f60c18188

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

Filesize
320B

MD5
a9c246d51dd26754ea27520cc6db5f6e

SHA1
13811c43f9161e085dc6d76e406393df038a696f

SHA256
2af546050afc9e671bdeb48cdf38835e60450111f56def6374e394d01552e674

SHA512
2d07ec0040f0835923a921371042d89fe1b7caa873f9c7346f33d66b4c0d918163b80229e23a1c55a4d328bda70cd78377c976abfdd7f5808aedda7899e863c0

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2296-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-35-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2296-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2724-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2724-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-34-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2724-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads