mydoom | 4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18

General

Target

4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
Size

29KB
MD5

b73f4da5b66803ff8cb54cbae8b3e996
SHA1

b78ac10b1d30c47dbc1ff4709d06f7e4b82d2db0
SHA256

4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18
SHA512

d6ad4bb29cef413650ccf43c2fa2649059b1df4216403f3a10672e178d8ffe4e1b1b6a0a509185f23be3db7e4313b92067ef82ca79afabd91a32e186b78e4fd5
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ohp:AEwVs+0jNDY1qi/qgT

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2348-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2348-47-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2348-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2348-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2348-77-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2348-84-0x0000000000500000-0x0000000000510200-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
540	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"	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2348-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2348-3-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016edc-9.dat	upx
behavioral1/memory/540-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/540-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-47-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/540-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-63.dat	upx
behavioral1/memory/540-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/540-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/540-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/540-80-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/540-85-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2348-84-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
File opened for modification	C:\Windows\java.exe	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
File created	C:\Windows\java.exe	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.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	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 540	2348	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe	31
PID 2348 wrote to memory of 540	2348	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe	31
PID 2348 wrote to memory of 540	2348	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe	31
PID 2348 wrote to memory of 540	2348	4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe	31

C:\Users\Admin\AppData\Local\Temp\4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe
"C:\Users\Admin\AppData\Local\Temp\4cf710e52105c22164e7b4fffdaf669b297ad032bc62071a05da1a3fad6bfd18.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348
- 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:540

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\tmp4877.tmp

Filesize
29KB

MD5
1ade047d8720d53cdc0ff6c5f791ccbe

SHA1
442fa7fe72d7e68fe76f54ed4796d5c4e26f0ae2

SHA256
51cbd51b7a0819d6d69dc47ec0cbd60ba97ecf84ccc33676b9c7e0e8fb1546af

SHA512
5a620f04e8fabcf4cbd50d2b13a7673e1f9fb943b0befe1c1fee54f5cffe4b74ab680551bb97ab9731d7a4110ca95b943abebd2fbf7b5a2c9450543beecd0228

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

Filesize
320B

MD5
8f680e164146c2d668a1d77ba115eefb

SHA1
9261f110915abc8511f906fa5193780916bf5c88

SHA256
144f1df5e6ab73841ce49b1180bd023d6bda347ad7e888c641a7ee678e729282

SHA512
47b16c4ab0d689e8aa129f2a192a6f4cb51894ebb86497b1b1a71518b1459b81945f1f93fc80998ee95354a5199f4eb2a0b2cd7fb8eacd528758af5fdf7e55d7

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/540-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-85-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-80-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2348-47-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-3-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2348-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2348-84-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads