mydoom | 0c5ca4d7111081820e7dded370d91e07f62d145fe9e8c5b39b45e9957ff0aff1

General

Target

JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe
Size

66KB
MD5

1acf75020af7618eeb0c39dfa303c662
SHA1

99e2f1af2951b36103888d5fa209cff1dd3abc8d
SHA256

0c5ca4d7111081820e7dded370d91e07f62d145fe9e8c5b39b45e9957ff0aff1
SHA512

8c600ec09f2481ec5277ba52740a5c9a222a54ded8f584c486df8f6134e58d118b0ea9a4fd49e0a1d94785226787418d433acf67212f4d3f578783c48c981b9b
SSDEEP

768:Y/q9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfy2L62Lv:Y/qk/Zdic/qjh8MJDH++vC/E6Ev

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4072-0-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4072-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/files/0x0004000000000705-56.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
2556	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"	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.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
behavioral2/memory/4072-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x000c000000023b91-4.dat	upx
behavioral2/memory/2556-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2556-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-56.dat	upx
behavioral2/memory/2556-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-174-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-177-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe
File created	C:\Windows\java.exe	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe
File created	C:\Windows\services.exe	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.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	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4072 wrote to memory of 2556	4072	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe	82
PID 4072 wrote to memory of 2556	4072	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe	82
PID 4072 wrote to memory of 2556	4072	JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1acf75020af7618eeb0c39dfa303c662.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4072
- 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:2556

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\Microsoft\Windows\INetCache\IE\P2UT3MS5\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6402.tmp

Filesize
66KB

MD5
37144da8e4f056518f5747d9feeed60d

SHA1
cabae3ceaed0e1ee366f1c27067d8ac13a207ff1

SHA256
b86f91fa6e6902fc027b18f2b185bcbd96867948003d0a4921b2528c6fd21d44

SHA512
f8e5b3ebca03f4170b4eef01c301665aff55cce80030d4c6c94c2ecac2e26056128dd6b0c05e21ebbf57fee2f792e1684255515ea9f8dc696ebc2b7dd1d0befc

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

Filesize
1KB

MD5
1b630a741c002b8b68db8fd4ff3496e5

SHA1
6c058bd45f727d819611c44e7a11910b75a1a931

SHA256
2f91bfef2d32fa51200c6daa1ca107a072798b6ca893d6b4e887d3a796ff83e5

SHA512
3ea51da7d759a01010ba567f62f3f700f15825f130110daeb5b94afea5fe27b53d6fc04f1bef1a02814526402ba6d9ed3c9c29f4b3cd6516eaa9964fe9ef9432

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

Filesize
1KB

MD5
2bf062e8c6d0912a3e0e740afdffccea

SHA1
cfe8ddc67342f8e7a234fa324bce9844a74d5970

SHA256
3a71a947df0430e7cbfe7b26c63da4d2e4026d5424e8837156e31e6912281dbe

SHA512
6d365eba86fa21c9705a5124596867984ff59619884731bfcf17ea43ebdcff229a30512e5bf1cf41f8ec40d9f06ad6fa52a3e3f311b7dc14d134a241edf46f03

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2556-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-177-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-174-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2556-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4072-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads