mydoom | cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282

General

Target

cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Size

29KB
MD5

9f170512dc6da064ce71a341bfbbf8c4
SHA1

3e83ca96bf203c9e57e728bddb35ed302e38d8f9
SHA256

cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282
SHA512

2e9dd62506a74c83fe39297230775045dee1efcb29651a1105729999a97f7a8073b21486b1ae6ee27f49549f9d367ab64368388692095207eabb604fb4804be7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ehj:AEwVs+0jNDY1qi/q8x

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/296-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/296-9-0x0000000000400000-0x0000000000408000-memory.dmp	family_mydoom
behavioral1/memory/296-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/296-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/296-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/296-80-0x0000000000500000-0x0000000000510200-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
2692	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"	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/296-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/296-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016ea4-7.dat	upx
behavioral1/memory/2692-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/296-9-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/296-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2692-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/296-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/296-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002e000000016dbe-67.dat	upx
behavioral1/memory/296-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2692-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
File opened for modification	C:\Windows\java.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
File created	C:\Windows\java.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.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	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 296 wrote to memory of 2692	296	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	30
PID 296 wrote to memory of 2692	296	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	30
PID 296 wrote to memory of 2692	296	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	30
PID 296 wrote to memory of 2692	296	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	30

C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
"C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:296
- 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:2692

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\tmpAB6E.tmp

Filesize
29KB

MD5
ce8f9999f9fccbaaa2f24bd5f327677d

SHA1
240a8c65089a553d31e71fd62a2102bbdc37f46c

SHA256
a8943196882d363299009010a2ac663e1f994abc26156cea79153e3a29425600

SHA512
397326d4124fe6668464b5d4369b2d5d448de0f8b0bd9814f4d8d5a2c00adf2198d8ed03e760667966f4cc1821f6d004ed781603d16a1f7bce63b13713ad1b6f

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

Filesize
320B

MD5
f3cd34ce9c5c7d8701894f95d1d555c2

SHA1
e637d6d78f49a523d05b02668b9174d11f638384

SHA256
80a60982966afa6236c2c50bf8df46986142d3de4cadf86fd318fbd2412cdfe8

SHA512
a8fafb46c3f8462d95cbc82387a8bd5ffc8b7fc06abf047a8075c0590774f8d94eb8ac3d6da9904bfadf01c95282d01fc6163817d4aaca21388760376c4b1a08

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/296-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/296-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/296-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/296-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/296-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/296-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/296-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/296-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2692-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2692-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads