mydoom | a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5

General

Target

a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
Size

29KB
MD5

22ab70c36c2c3b61cd386a3bc65d3075
SHA1

115437e501f71a2a8642d81f9adb40e1e17d4cba
SHA256

a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5
SHA512

da3a4925331ea056f212ea5bc3b43c9ab96412f7e1fdea7f9487006c6487d0e88972a3ff4231b48de8d48f87f796134a49561a4821a6df241a7f63090b9fe491
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Chz:AEwVs+0jNDY1qi/qaB

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2120-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2120-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2120-79-0x0000000000500000-0x0000000000510200-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
2532	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"	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.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/2120-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2120-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x000700000001930d-7.dat	upx
behavioral1/memory/2120-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2120-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2532-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2120-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2532-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2532-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0038000000019240-71.dat	upx
behavioral1/memory/2120-79-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2532-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
File opened for modification	C:\Windows\java.exe	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
File created	C:\Windows\java.exe	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.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	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2532	2120	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe	30
PID 2120 wrote to memory of 2532	2120	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe	30
PID 2120 wrote to memory of 2532	2120	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe	30
PID 2120 wrote to memory of 2532	2120	a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe	30

C:\Users\Admin\AppData\Local\Temp\a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
"C:\Users\Admin\AppData\Local\Temp\a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120
- 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:2532

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\tmpBFF8.tmp

Filesize
29KB

MD5
8ab15148400f5d5001b6cd3ff6f7084e

SHA1
bd330a28ac8573415f520e712c84ceff6092a935

SHA256
fe97f014fe2ea1ca184b0e23f81c198531294dd0f49dde68cb157cc728365770

SHA512
054cf62d8f9672891b5f8e03f112770bf6ce9b1dcc9ffdf1154403684b0c943c386394b9642d79bcf654d078dc7b24e649185f7e51753c8e879fe8d85aca7aec

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

Filesize
320B

MD5
b94fa27acdf287276e2db07478583f78

SHA1
fbdfad307a8db14e6d040f35ae41f70acea1637b

SHA256
093d7efded3dc4a99cb42899248634f1a17a8ddea818030cbf14316ae98c5f24

SHA512
8c0fd9560b2503cdbc925e5920dba53bbd59a9a7c591e28e6640bc4b2544afb9ffea479d86eb2481e3aa9e8fc5dd1fbe7e5a9b8b090cbef0c288d13f9bc61ea4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2120-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2120-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2120-79-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2120-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2120-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2120-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2532-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2532-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads