mydoom | cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23e

General

Target

cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
Size

29KB
MD5

b74112e3f99ecbb60602d095543334a0
SHA1

cd9a1039fecbbac3b19aab3178db9718abedbb6a
SHA256

cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23e
SHA512

2cb921d89fa8ac7bb653a133e0bdffdf1d856b05fa25531a45fb6bc67a9f5fe6c150c3eccaa70bddc69f9dcacae365b0cdd73ac266a030e517a4cea8c5336662
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Hz:AEwVs+0jNDY1qi/qb

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/2864-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-134-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-152-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-161-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-189-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2864-215-0x0000000000500000-0x0000000000510200-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
4580	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"	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.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/2864-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000e000000023b6a-4.dat	upx
behavioral2/memory/4580-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4580-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4580-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4580-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000023b88-46.dat	upx
behavioral2/memory/2864-134-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4580-157-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-161-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-162-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-189-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-190-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2864-215-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4580-217-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
File created	C:\Windows\services.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
File opened for modification	C:\Windows\java.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.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	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 4580	2864	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	82
PID 2864 wrote to memory of 4580	2864	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	82
PID 2864 wrote to memory of 4580	2864	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	82

C:\Users\Admin\AppData\Local\Temp\cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
"C:\Users\Admin\AppData\Local\Temp\cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2864
- 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:4580

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\84KCLP1T\default[1].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H6N4U6J0\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
320B

MD5
9760c461991e8b78245cf1ef20e02bc0

SHA1
854db2e021d8e8952920ec6419db6413a43132e7

SHA256
e035aa5aa31d59d5e93dbff14c14c4553aa10fa7cfa8b5cf2b8010b384d7e1be

SHA512
8e0675059c4ae7710709c1eadd8baf8dfba4771fcc332b568b74c2e336bfda2561b8218f235ab0d0a936c2ff78dd64ab6f14d6f55c450992636b71db01081951

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp33B0.tmp

Filesize
29KB

MD5
9e0795c3b03d031aae615bddb0a71438

SHA1
f80f8f617eaacf21caf60ae9c6a1a4a1d6c4a925

SHA256
5b31bfed970bb325d31d4381831444692828e4d1ce9af7f20f042b34684b5485

SHA512
ae4179bd767af01b5f552a8909202cc16db535ae7a4bd97ae0b7aab859e9d4fcf7cabe52b6a0ce482232104dee4ec78082a7c9005cad9de478b980b76c67dd77

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

Filesize
352B

MD5
0bcaed84d8f82e3a3b8b8733c3427a73

SHA1
22f09ac1f3703c6833c8a875b93e1b17069ee074

SHA256
41a1b783d3b1f0ca8a68ca28b7d62f4544fee0141ffc520172095890db33edf8

SHA512
d60ed791984eff004ec6c93510bd134fefa489ce1380eac822d09e5cebf1c32833cc96755ce2acd65816c47c12ec0c05435de9fa440b102d798b7dd0603c5a89

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

Filesize
352B

MD5
8411a8e7dd3d39ed121b60b10344f2eb

SHA1
57bab9ca0c6e6023330dfce03ac6cac2b4cef543

SHA256
2038eba052b9af23b53b406f25a4905f6025acb4a546b27f5d5b2e44c90b8a3a

SHA512
29378a2494d4e6c5a6a113bdc533f07990bdf3db98d4c087a7a4bf65763f051f95124f2107e98d6d8b9ce623dff904dcc64ebde360bd8f618342b30b1666c890

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

Filesize
352B

MD5
8536515cc17d79036c33b35c4f7c00ef

SHA1
0e40b7085b25eaf3c70d40fb9ab94072b8b03d96

SHA256
27b6a41684abbda76664d1a5c77e9560c20efb27202e5f7bf4c5ce41e0955804

SHA512
daaa01fa8d2e35abd64dfe7a584267bd9f787a5803ad9980b0a30fb7dc6aaa4a6695d3f6ab77679041db9aac76ce58a36d1cc64541429671f10678d6d50f4b95

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2864-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-161-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-189-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-134-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2864-215-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4580-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-157-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-162-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-190-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4580-217-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads