mydoom | 842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677c

General

Target

842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
Size

29KB
MD5

836e5dd4075a10133ae357f6bd4c13f0
SHA1

a569dff1bda50d033bc0e243d2cd75c146ac50f4
SHA256

842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677c
SHA512

babe14bba4b5269486a5a3139b3aa53bf3b677d237f8d1624d515a908b8bb1d58d38097ecebed79e32d96b5a586f6266571597a20490ef3dfbd6c84bb9a3a226
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+hn:AEwVs+0jNDY1qi/qWd

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/3148-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3148-56-0x0000000000500000-0x0000000000510200-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
4032	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"	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3148-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4032-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023c8e-4.dat	upx
behavioral2/memory/3148-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4032-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4032-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3148-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4032-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000709-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
File opened for modification	C:\Windows\java.exe	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
File created	C:\Windows\java.exe	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.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	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 4032	3148	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe	83
PID 3148 wrote to memory of 4032	3148	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe	83
PID 3148 wrote to memory of 4032	3148	842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe	83

C:\Users\Admin\AppData\Local\Temp\842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe
"C:\Users\Admin\AppData\Local\Temp\842940ccbd7fa452b4663d9d672d2032b86b61a5b0a20a4dbc2193847369677cN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3148
- 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:4032

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\tmp528B.tmp

Filesize
29KB

MD5
3c70de7bf1a9a3e02f128fa6b6140e42

SHA1
bada47e94b14faa22d0722567e41b28d16653fcd

SHA256
7e6321fb5f712782d046f852ceac2f5168c34e5cb1b5a959d20de2fe5ce3ca51

SHA512
a4d09bfac9a7c9e3fe45ad2a70e39ac36b31ba67c20b80e17ee19461f45031335f6896a80050d5e621a8de5a5ecc1796f8baeed685c917c0d8e3a90e96458263

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

Filesize
320B

MD5
5d81fbc02fcd9d73234aae122e486e2f

SHA1
67b9f04d005d2fb63bcd1771cf1ada00953bdd4c

SHA256
e174c4eaacce085a1ed0d0b56a6bd02ca18e0d8aa0b4b4ccebd7eb38501d4a6b

SHA512
0222b46f6a6f1a4769accd9570849fc40e987c8fef52c48ef3244f8ae3f81b0d0d920c758b1ab0fb5a67e2c034d2b8b593eb84bfa08a914c7c741b9e478afb46

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

Filesize
320B

MD5
774630399d12a99caf13030f10b29927

SHA1
6ac8ecd81b1596dc38d5524c124ef53da2327144

SHA256
a07e8219dbd555a0bd62aeec9c9a00313fdf4e1ec7fc7f8bf202629c46e072e4

SHA512
fbaa119144d6fcaa97cd679eaf663919231f494180c565eca263a0cf9c9365c255dc32b4e5d592a49f59050befa3559d17629e1b3769e129122ba6e082300efb

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3148-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3148-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3148-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4032-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4032-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads