mydoom | b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90

General

Target

b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
Size

29KB
MD5

5347530b5c88849af501a10e33b88a50
SHA1

1022adf7c7cecdc484113cd2c30f0cb396ae7769
SHA256

b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90
SHA512

1cb5d184587eef63c5fb96b67398fc4c4dd605eb5f218ae81c9092a722d02dc27fc37be3f1fb17841439635a108f594e4440c226aaf0fa28075b1b5ad257fef7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/U:AEwVs+0jNDY1qi/qM

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/2668-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2668-54-0x0000000000500000-0x0000000000510200-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
2196	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"	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2668-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2668-3-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x00070000000186ea-7.dat	upx
behavioral1/memory/2668-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2196-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2668-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2196-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2196-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00330000000174cc-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
File opened for modification	C:\Windows\java.exe	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
File created	C:\Windows\java.exe	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.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	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2196	2668	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe	31
PID 2668 wrote to memory of 2196	2668	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe	31
PID 2668 wrote to memory of 2196	2668	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe	31
PID 2668 wrote to memory of 2196	2668	b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe	31

C:\Users\Admin\AppData\Local\Temp\b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe
"C:\Users\Admin\AppData\Local\Temp\b9bf370e4f86cdd24ef7a804af09fa2301395f93a910872f016d52aa83d89e90.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- 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:2196

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\tmpAA17.tmp

Filesize
29KB

MD5
c1ee105fc6683df37f644fa8c38d2bf1

SHA1
8158f838785ce71311c9efaa5eff65e2065814af

SHA256
d0c7959e017625647d9c32961d89b8ade8a6a77d6d86e662650a9cf6d4b2372b

SHA512
439916d25fe61e35ac7a8b909f2c92240c7174d7c71e3f9318e4a2da87485643e97b4c5bf12856e0ade066dabdbefcb6d17c5437db58598bac2fc04cd9552ad4

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

Filesize
320B

MD5
0c2a63f7757791af005ef50815ce98de

SHA1
12f8937db241ca9d870bc4a258f48e4cb414ef9b

SHA256
7a5a68e716e92ef714ac81a55c5b530706e51d3272dd43e29d3ce694d906968b

SHA512
eeb30a89310f0e92fb26bcf21b6f5c3c0cfa6a5c1d41075e6844b78a5dd2088efb40bc62d0998ddc2579a3d4e8a23cbf3bf3a5758feb6f289a8a8b8da8dc0486

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2196-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2196-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2668-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2668-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2668-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2668-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2668-3-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads