98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a

Analysis

max time kernel
144s
max time network
157s
platform
windows10-1703_x64
resource
win10-20231020-en
resource tags

arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
submitted
04/11/2023, 21:46

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General

Target

98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe
Size

4.8MB
MD5

4133df7ab2c166e395931bd28a0ec60b
SHA1

be8762d8ae8dfa63b3922691f2df892068f6e5d9
SHA256

98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a
SHA512

24ecaaf4bf7115f44a6bb05238385d0f3b65091cbc807c17afda0bb6a2beab0124f79de1cb72079c808c587ce3100929bd0ab50ec654fc8e984b5ebf91bf0494
SSDEEP

98304:kde2krXj/jcT7nEp9EhthMEHSKKxm/6KN3gtMRWqoukbvIt7e:setnbm7n89wlHcmtgtMRwJQt7e

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
316	is-L0EMM.tmp
500	DBuster.exe
4892	DBuster.exe

Loads dropped DLL 1 IoCs

pid	Process
316	is-L0EMM.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	51.159.66.125

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 34 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DBuster\Lang\is-MQPIT.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-V4RTG.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Plugins\is-NCFPF.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Plugins\is-DLRTB.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Plugins\is-C0GGU.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\is-NQ3AA.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\is-P15IG.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-72QHS.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-C6F18.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-JLOD4.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-N95PR.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-I5FTT.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Online\is-9LA4B.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-THMAH.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-2G1H5.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-OLQ26.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Online\is-M7UHR.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Help\is-61LM5.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-G7JNL.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-J6OCH.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-C59VS.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-9U0OD.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-B7B3J.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-CM56T.tmp	is-L0EMM.tmp
File opened for modification	C:\Program Files (x86)\DBuster\unins000.dat	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\unins000.dat	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-HQ19R.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Plugins\is-A8NK4.tmp	is-L0EMM.tmp
File opened for modification	C:\Program Files (x86)\DBuster\DBuster.exe	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-FL8N5.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-SPOD4.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-J12ML.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-7SFIG.tmp	is-L0EMM.tmp
File created	C:\Program Files (x86)\DBuster\Lang\is-AALTS.tmp	is-L0EMM.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs net.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 316	2096	98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe	71
PID 2096 wrote to memory of 316	2096	98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe	71
PID 2096 wrote to memory of 316	2096	98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe	71
PID 316 wrote to memory of 2860	316	is-L0EMM.tmp	72
PID 316 wrote to memory of 2860	316	is-L0EMM.tmp	72
PID 316 wrote to memory of 2860	316	is-L0EMM.tmp	72
PID 316 wrote to memory of 500	316	is-L0EMM.tmp	74
PID 316 wrote to memory of 500	316	is-L0EMM.tmp	74
PID 316 wrote to memory of 500	316	is-L0EMM.tmp	74
PID 2860 wrote to memory of 3344	2860	net.exe	75
PID 2860 wrote to memory of 3344	2860	net.exe	75
PID 2860 wrote to memory of 3344	2860	net.exe	75
PID 316 wrote to memory of 4892	316	is-L0EMM.tmp	76
PID 316 wrote to memory of 4892	316	is-L0EMM.tmp	76
PID 316 wrote to memory of 4892	316	is-L0EMM.tmp	76

C:\Users\Admin\AppData\Local\Temp\98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe
"C:\Users\Admin\AppData\Local\Temp\98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\is-RBKBL.tmp\is-L0EMM.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-RBKBL.tmp\is-L0EMM.tmp" /SL4 $50232 "C:\Users\Admin\AppData\Local\Temp\98ed8dc644d576ddd77540c37569cf34688b02d03cb4bd66e71a164f273ea46a.exe" 4714905 79360
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:316
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 4
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2860
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 4
      4⤵
      PID:3344
- - C:\Program Files (x86)\DBuster\DBuster.exe
    "C:\Program Files (x86)\DBuster\DBuster.exe" -i
    3⤵
    - Executes dropped EXE
    PID:500
- - C:\Program Files (x86)\DBuster\DBuster.exe
    "C:\Program Files (x86)\DBuster\DBuster.exe" -s
    3⤵
    - Executes dropped EXE
    PID:4892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\DBuster\DBuster.exe

Filesize
3.7MB

MD5
88cec7b87cb79988e44340f3134d168d

SHA1
2b7bc9dd13ba8005b55ddc217b5b6a8077439dec

SHA256
ae8ba9f2b92f41476396babe898080ddd8edb8e02f61bcbbdc5e99286c0ab573

SHA512
1e21859b3c5179fad7f68ec0e56c33513388ece206735d0b0c4e4b72dddd23a91db42b9e2bf2e00fa1a65fabe8aa62845b5bd0f1239cfc6121ea7bfc8f6d4705

Download Submit
C:\Program Files (x86)\DBuster\DBuster.exe

Filesize
3.7MB

MD5
88cec7b87cb79988e44340f3134d168d

SHA1
2b7bc9dd13ba8005b55ddc217b5b6a8077439dec

SHA256
ae8ba9f2b92f41476396babe898080ddd8edb8e02f61bcbbdc5e99286c0ab573

SHA512
1e21859b3c5179fad7f68ec0e56c33513388ece206735d0b0c4e4b72dddd23a91db42b9e2bf2e00fa1a65fabe8aa62845b5bd0f1239cfc6121ea7bfc8f6d4705

Download Submit
C:\Program Files (x86)\DBuster\DBuster.exe

Filesize
3.7MB

MD5
88cec7b87cb79988e44340f3134d168d

SHA1
2b7bc9dd13ba8005b55ddc217b5b6a8077439dec

SHA256
ae8ba9f2b92f41476396babe898080ddd8edb8e02f61bcbbdc5e99286c0ab573

SHA512
1e21859b3c5179fad7f68ec0e56c33513388ece206735d0b0c4e4b72dddd23a91db42b9e2bf2e00fa1a65fabe8aa62845b5bd0f1239cfc6121ea7bfc8f6d4705

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RBKBL.tmp\is-L0EMM.tmp

Filesize
643KB

MD5
a991510c12f20ccf8a5231a32a7958c3

SHA1
122724d1a4fdea39af3aa427e4941158d7e91dfa

SHA256
0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

SHA512
8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RBKBL.tmp\is-L0EMM.tmp

Filesize
643KB

MD5
a991510c12f20ccf8a5231a32a7958c3

SHA1
122724d1a4fdea39af3aa427e4941158d7e91dfa

SHA256
0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

SHA512
8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

Download Submit
\Users\Admin\AppData\Local\Temp\is-JTH1S.tmp\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/316-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/316-94-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/316-92-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/500-82-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/500-87-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/500-86-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/500-84-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/2096-1-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2096-91-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4892-95-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-112-0x00000000009F0000-0x0000000000A9A000-memory.dmp

Filesize
680KB

Download
memory/4892-96-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-99-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-102-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-105-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-108-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-111-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-113-0x00000000009F0000-0x0000000000A9A000-memory.dmp

Filesize
680KB

Download
memory/4892-90-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-117-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-118-0x00000000009F0000-0x0000000000A9A000-memory.dmp

Filesize
680KB

Download
memory/4892-121-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-124-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-127-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-130-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-133-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-137-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download
memory/4892-140-0x0000000000400000-0x00000000007BA000-memory.dmp

Filesize
3.7MB

Download