mydoom | 4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479

General

Target

4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe
Size

29KB
MD5

91e4b40487a84dfc86c3eef81f57aa30
SHA1

fa570da209ab846f574d169a15e62ebbbedac737
SHA256

4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479
SHA512

3c2c283fe92cd9f5fc65cea615d2055a774f3de18de742a69b257dd304849ae9ec005c881f0578480e6d358cc08bdfdb08542ce910ab5e002139c78b02e2330f
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/BhA:AEwVs+0jNDY1qi/qJy

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2936-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2936-36-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2936-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2936-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2936-66-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2936-73-0x0000000000500000-0x0000000000510200-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
2984	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"	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.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/2936-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2936-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x00080000000175f1-7.dat	upx
behavioral1/memory/2936-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2984-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-36-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000004ed7-47.dat	upx
behavioral1/memory/2936-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-66-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2984-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2936-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2984-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe
File opened for modification	C:\Windows\java.exe	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe
File created	C:\Windows\java.exe	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.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	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2984	2936	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe	30
PID 2936 wrote to memory of 2984	2936	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe	30
PID 2936 wrote to memory of 2984	2936	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe	30
PID 2936 wrote to memory of 2984	2936	4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe	30

C:\Users\Admin\AppData\Local\Temp\4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe
"C:\Users\Admin\AppData\Local\Temp\4f525acfe5a93eaf496593266d2e345ff2bf267c8b867a15c8c44567ae773479N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- 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:2984

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\tmpC7D1.tmp

Filesize
29KB

MD5
81a43dffa483a3ea22164cf046da40ab

SHA1
d38540b708d9aeaf9360e59837f9ba4127d0512f

SHA256
a17cf6724562306b627db9ea1583bf9c7459a03c39d185eae010bc0b9dc148d9

SHA512
f9f8239f29b777451d4b9b8158f044bbc5234158cb1c037ecd074f0a33fcefa0c416076c4cc885b583ddcaf3ea5fbc052a2d6c3d8dd7fd2db3cd4affb52f9aae

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

Filesize
320B

MD5
ce2fc364655d99574a7ebc518892be04

SHA1
bb894c1d6fe44ccc1a878362728503b78d10b714

SHA256
d27e9827021191e1a4bb09ba9e744f232f3a9a59c5207a114e4925f752335af9

SHA512
7918b722a56ad7cb21ace77ccf74bec4cbd8bf3fab5ef2dea8c179d6a223f080a88e71b6ff6206a3658290ad4ab75643a4f5ca20abe3a5898cba961fcc729bbf

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2936-36-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2936-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-66-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2936-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2936-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2984-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2984-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads