mydoom | a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45e

General

Target

a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Size

28KB
MD5

c4eb15dcb7c1da64da35f7659d6d4030
SHA1

1e45946ffe213a4ad9d05218141447a45038a566
SHA256

a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45e
SHA512

ac22ed6d72b066f74efc3b7fed7a165eac18c5fce080bdea7b7c60fba0a8dad8d8fbe4c1c6779d1f2d9aed0a6a9bb019f5107bcc27a5528cb5b3a2d8ecb85848
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNDYM:Dv8IRRdsxq1DjJcqfiT

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2764-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2764-54-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2764-79-0x0000000000500000-0x0000000000510000-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
2904	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"	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2764-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2764-4-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/files/0x0008000000016d0c-7.dat	upx
behavioral1/memory/2764-9-0x00000000001B0000-0x00000000001B8000-memory.dmp	upx
behavioral1/memory/2764-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2904-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2764-54-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-71.dat	upx
behavioral1/memory/2764-79-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2904-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
File opened for modification	C:\Windows\java.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
File created	C:\Windows\java.exe	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.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	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2904	2764	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	30
PID 2764 wrote to memory of 2904	2764	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	30
PID 2764 wrote to memory of 2904	2764	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	30
PID 2764 wrote to memory of 2904	2764	a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe	30

C:\Users\Admin\AppData\Local\Temp\a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe
"C:\Users\Admin\AppData\Local\Temp\a316915d9aa0f7af96fbfdea885add4e4cfaf1f247ed67d42953a7bbc4ced45eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- 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:2904

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\tmp1825.tmp

Filesize
28KB

MD5
51623e7aa7646c20458f4387d5085143

SHA1
cc17fe407cb5a8213a8251aaf972d8adc1f68315

SHA256
6057ee82d4f72615fdc65321f81927bb35fd9ae70276a8f7a25d48c648e9fee6

SHA512
0a83159455004a9f0fb0d577b4d7695c24bc7b33d99f7c7d371bc034ee1bd68dbc6761d54217a214a0c70acf732b04ca5e573da57cd9af696a37c11b0593015b

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

Filesize
1KB

MD5
6b71084841ced7b3d00b909fc5f7e617

SHA1
45263bd57c8bf8a9bd6e612597936cd0abd7484a

SHA256
02246bf43f94e91b3acfb1ae1352180e9abab47aaaa3c9cc6fc237517671b850

SHA512
e5844f7b9d72cce507ea8f7667e1cdfa9a66beed55b12fe217d68149a702c90722b1233f609256ccddf2ef3a2e709886f7facaa5ace60615505029b880d62a84

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2764-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2764-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2764-9-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2764-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2764-79-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2764-54-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads