mydoom | db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0

General

Target

db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe
Size

40KB
MD5

4897838e67300cce303d1c7e2bcfd086
SHA1

97e277518a81da33085af991f8ae9bf89bc52016
SHA256

db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0
SHA512

f665fc48912d62c07ae35b515c9250f08b1d341d0177f3e5a59529445ed7ea9790ca2a4b1c97ee13fadaef5dbe462bc703b9bf962f77a0ac01c32451c83a1577
SSDEEP

768:5q9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHehu:5qk/Zdic/qjh8w19JDHehu

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 1 IoCs

resource	yara_rule
behavioral1/files/0x0005000000004ed7-55.dat	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
584	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000015fa6-9.dat	upx
behavioral1/memory/584-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/584-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe
File opened for modification	C:\Windows\java.exe	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe
File created	C:\Windows\java.exe	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.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	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 276 wrote to memory of 584	276	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe	31
PID 276 wrote to memory of 584	276	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe	31
PID 276 wrote to memory of 584	276	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe	31
PID 276 wrote to memory of 584	276	db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe	31

C:\Users\Admin\AppData\Local\Temp\db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe
"C:\Users\Admin\AppData\Local\Temp\db669ea473a8928b0f8845435ba4e4742e34d8ccf0fbb53a615eb05f502b1ac0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:276
- 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:584

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\tmp450E.tmp

Filesize
40KB

MD5
7fb4f260dd1b504739e27e1c746e95c7

SHA1
ba1b9be7718d1778d8735072d7cbe70c1274d653

SHA256
c1f7e525438ab0a47993428b7ed8dbe75540dcf3746211f24015c5005f938ffe

SHA512
3d97d14f5a0b78dea0743206ae640d01e13c99f9932ac2d30541f700241a02e7044ab36f859344a59e606b76c5571db4700de34d0469b5d5d3e6ac09806f854d

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

Filesize
1KB

MD5
d75ab657144a4200c1be6834ef5c1edd

SHA1
b1e8a838c2819f9ff7916d28eef9b18ba65a17c1

SHA256
3c590e844e0ce7121c6aa35a6fc7bd29900c3aa3ba8d2f6065d076e56c629af9

SHA512
b9bdf770f9d464a6b1fa64fb8543488d234233d0bf73e1e97055fdf2ee0556fab642c2c7d16e8bd27e736cd90a8f7f3a4d1ad33a5d3d3de422cf4bfd609e1d12

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/276-8-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/276-3-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/276-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/276-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/584-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/584-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads