mydoom | a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7

General

Target

a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
Size

29KB
MD5

892e6234694f2167a2b9fc9a7a82d520
SHA1

46ed882f0b521ada298840fe74443915d52a6f05
SHA256

a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7
SHA512

02d596d87477dacc3e01ed61af1bab206ab042ba60209ae2d502fcb18dfc069c09cf8026e6cfaaf16c2e5723f39de0926e708497e8d3157d0b759d7f0bc3f69f
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/V6:AEwVs+0jNDY1qi/qA

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4888-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4888-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4888-56-0x0000000000500000-0x0000000000510200-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
116	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"	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4888-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023c99-4.dat	upx
behavioral2/memory/116-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4888-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/116-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/116-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4888-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/116-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4888-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/116-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000709-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
File opened for modification	C:\Windows\java.exe	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
File created	C:\Windows\java.exe	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.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	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 116	4888	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe	82
PID 4888 wrote to memory of 116	4888	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe	82
PID 4888 wrote to memory of 116	4888	a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe	82

C:\Users\Admin\AppData\Local\Temp\a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe
"C:\Users\Admin\AppData\Local\Temp\a79cd2c5199b9a1c799259ca53e31b471a0e0b3e693de77e47cd83fd32e639a7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- 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:116

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\tmp6AD6.tmp

Filesize
29KB

MD5
4ab8893c0f96ac7c98943d0100cb71aa

SHA1
e4f08ec42059a435a5597f0db17b1ed8b05de360

SHA256
6161370cef66ea6d44802c85d83d9bcdf4920f769971994ff6b0111274fa4967

SHA512
3e33716fdf9396a7a26bd576d2170982ec54945744cff53da390c89ded589fde2382a4dadceccc7a5d6967c9dbc644b90e7e5b8dad2b1fab19c8400202694377

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

Filesize
352B

MD5
acedf2645c1e78e77f5cd57dcfd3d6cd

SHA1
6dfdd5d3baa61f59f3fc5c1e64639c04cfac0f1f

SHA256
24a95afab956845c29337ebb4391e61887e9443745309a78057f5266eddabe75

SHA512
9befa4aaa7010758e3ec648e738968d07db50ac73972d066c8fba0e4afb324b21f42217fdb121516c9b8acd1b4146fb4b27d571f6c700827db54ff2eeeb3abc2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/116-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/116-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4888-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4888-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4888-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4888-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads