mydoom | 33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af

General

Target

33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
Size

29KB
MD5

e5bc41123889bbb0fd7444bb150bee99
SHA1

8fa04ccb65ad050d2b66397a70d6ae2a2bf42b8b
SHA256

33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af
SHA512

4f2e8aca670fc229c365e0ec2d22655a3c503f7d8d8569844164680f17c9aa0472a1308a24a477521ed3157d2ac95da0eca0506d1a81cb6dd710e39d603cb0a2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Lhf:AEwVs+0jNDY1qi/qDt

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/3344-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-99-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-127-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-131-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-136-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-150-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3344-178-0x0000000000500000-0x0000000000510200-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
4392	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"	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3344-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c90-4.dat	upx
behavioral2/memory/4392-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4392-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4392-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4392-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4392-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023caf-43.dat	upx
behavioral2/memory/4392-100-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-99-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3344-127-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-128-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-131-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-132-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-136-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-150-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3344-178-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4392-183-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
File created	C:\Windows\java.exe	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
File created	C:\Windows\services.exe	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.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	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3344 wrote to memory of 4392	3344	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe	83
PID 3344 wrote to memory of 4392	3344	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe	83
PID 3344 wrote to memory of 4392	3344	33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe	83

C:\Users\Admin\AppData\Local\Temp\33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe
"C:\Users\Admin\AppData\Local\Temp\33e6ed97168f06db8c1dd6417dd67d5da03511e77d08d5e295c3879e2b8646af.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3344
- 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:4392

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\Microsoft\Windows\INetCache\IE\GRYMSCZU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6917.tmp

Filesize
29KB

MD5
fd2575d3b7da064c3db83010bb9fcfb6

SHA1
d919aeb03211dfdca25e0c14a5516ba556019eb4

SHA256
95e7926aafc044734f96d525b1a2ca4504230586ad6b4a4038afca7a2cf144e9

SHA512
5f1050e42a089a2c39984f3655b89331570c0c220aaef34e06c3412333e8baf2331800d482a1b0e15ae7971c3523c702472a6d461b4363a0ecfea929193ba9bb

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

Filesize
320B

MD5
a3d6d811190a32dcb37c97ffb417c02a

SHA1
91ffbe47fba026983550efb781ce2fdbb64178af

SHA256
29afc28dd2f0b2edd581f9bc7b0fa3af18cea78883228978225009e3f6b90696

SHA512
5b0422a87a052ff40a2c421400e9e47906dc0d08cf16f1cd3abe6be646da3f119edceecc362447239d28360740dae886d18b452a9ead89eab38097472b7597f9

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

Filesize
320B

MD5
63dbaf710c569cd2192f732f85e59885

SHA1
b04473230960f759e3dc81b752b90b7b12a4230e

SHA256
35eb783465101ea4b5a6beaa12d38ea80c9ec271780f480c12fafaa786c720e8

SHA512
3f32293e79c3e72e46bedb55fa95ea4130e53d7f9b6e389abdae6999390eea23f7f559877f9965cc5d9d31873d50ea4332c88d1893dfb5393311d6589092ea1e

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

Filesize
320B

MD5
4a176d4c86eb4f143977c12cf1650164

SHA1
fdc4a8effb4d1226bac8200bab14348878daa6d0

SHA256
a0b0cbde4b1398158004519434d67f175866029e465af7f0b2b7be28aae5bfac

SHA512
5ecff34d23533bc3a6ec878f61360d8667a329b89b8de75b695b5388ae201fb8d298511688a078ef2c8ea2a51f175e93f1b84a83cf94c084f8a727470b42d305

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3344-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-131-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-127-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-136-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-150-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-178-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3344-99-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4392-100-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-128-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-132-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4392-183-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads