mydoom | a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fda

General

Target

a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
Size

29KB
MD5

8e81e5c79895682fd96e0fe0d9326ad0
SHA1

67eb3a724ac5b62698cb692d3f5b0ec021c3776e
SHA256

a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fda
SHA512

849875e7c38cdbf88279cd82c7d832e20093b886c89971fa07533e1173dab663e833dc5372e94961d23c5523cc49e2eb4ae0fe9ba7df6f2903dace982090ad81
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/P:AEwVs+0jNDY1qi/qn

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/5036-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5036-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5036-127-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5036-171-0x0000000000500000-0x0000000000510200-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
2836	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"	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.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/5036-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2836-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023c9c-4.dat	upx
behavioral2/memory/5036-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2836-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2836-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5036-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2836-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-63.dat	upx
behavioral2/memory/5036-127-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2836-128-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5036-171-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2836-172-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
File opened for modification	C:\Windows\java.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
File created	C:\Windows\java.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 2836	5036	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	83
PID 5036 wrote to memory of 2836	5036	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	83
PID 5036 wrote to memory of 2836	5036	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	83

C:\Users\Admin\AppData\Local\Temp\a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
"C:\Users\Admin\AppData\Local\Temp\a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5036
- 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:2836

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PTWQX4L2\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
29KB

MD5
8e81e5c79895682fd96e0fe0d9326ad0

SHA1
67eb3a724ac5b62698cb692d3f5b0ec021c3776e

SHA256
a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fda

SHA512
849875e7c38cdbf88279cd82c7d832e20093b886c89971fa07533e1173dab663e833dc5372e94961d23c5523cc49e2eb4ae0fe9ba7df6f2903dace982090ad81

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

Filesize
320B

MD5
659e2c90d4442ff234ab68089a9aa0bd

SHA1
3866af4216d33f16304d44aac3118f480a8758e9

SHA256
49e5730e93632dd517a98b661a194e9d9eeb28a6db987474b350866e85c5d396

SHA512
d5de19640caa666d23fe1d86a91cb926afecf6c6e8967a9b0772f867cdf55854a8693c6a4b5372d6063a63162587907a03a5d58abafc85906cb8602c5dce59de

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

Filesize
320B

MD5
d5d15e6ddfbc9de1bfb989918f2304bc

SHA1
f0271a5b239cba00c83e7987c14bf728521a1b36

SHA256
d5dd6c628907f3ae7bc065a60300b317f3ec93b1fe898cad876ca24a73ab487e

SHA512
4247123bec97a1b5191fb3ee3b3905dfede217bae9e1bcb09123c56e181c59278564ccdbf1c17e46b10bb0a683e0733e3fee0f3c2b34d0465f599e1e4d597b59

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2836-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-172-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2836-128-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5036-127-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5036-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5036-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5036-171-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5036-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads