blackmoon | d9aab9d934e3cce61759da398a607b7a2280b592269cae62a4ca2530b5bf4833

Resubmissions

02-06-2024 00:06

240602-ad8l9acd48 10

02-06-2024 00:04

240602-acz9gsbf6z 10

Analysis

max time kernel
28s
max time network
31s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
02-06-2024 00:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1992cf9a67fb4425.exe
Size

337KB
MD5

50280002e4fde1433c6c80a1178c2774
SHA1

27b3a07a5dd9edaeb7f3379e2fd023f72f779586
SHA256

d9aab9d934e3cce61759da398a607b7a2280b592269cae62a4ca2530b5bf4833
SHA512

8b9d2b96c7d4362d75656e108e7809d6bcad083f978a9b8d3aae00eedab029bffbbd03b756afc8c4a984d37f2a97361e99cac0f6e724cfa2b82f448949073271
SSDEEP

6144:udxWxRzGrfgHtJ7Z1taVeEL0BJDYaS76Faf/1rGbqjSSmjeP:udURzhbftA4HsaS7x/JGb1SmCP

Score

10^/10

blackmoon banker persistence trojan

Malware Config

Signatures

Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 3 IoCs

resource	yara_rule
behavioral2/memory/2008-2-0x0000000000400000-0x0000000000552000-memory.dmp	family_blackmoon
behavioral2/memory/2008-3-0x0000000000400000-0x0000000000552000-memory.dmp	family_blackmoon
behavioral2/memory/2008-8-0x0000000000400000-0x0000000000552000-memory.dmp	family_blackmoon

Sets file execution options in registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\1992cf9a67fb4425.exe	1992cf9a67fb4425.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\IMAGE FILE EXECUTION OPTIONS\1992CF9A67FB4425.EXE	1992cf9a67fb4425.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
5056	msedge.exe
5056	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
2880	identity_helper.exe
2880	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	2008	1992cf9a67fb4425.exe
Token: SeRestorePrivilege	2008	1992cf9a67fb4425.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe
3476	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 2868	3476	msedge.exe	81
PID 3476 wrote to memory of 2868	3476	msedge.exe	81
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 2536	3476	msedge.exe	82
PID 3476 wrote to memory of 5056	3476	msedge.exe	83
PID 3476 wrote to memory of 5056	3476	msedge.exe	83
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84
PID 3476 wrote to memory of 2652	3476	msedge.exe	84

C:\Users\Admin\AppData\Local\Temp\1992cf9a67fb4425.exe
"C:\Users\Admin\AppData\Local\Temp\1992cf9a67fb4425.exe"
1⤵
- Sets file execution options in registry
- Suspicious use of AdjustPrivilegeToken
PID:2008

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --profile-directory=Default
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3476
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffeec193cb8,0x7ffeec193cc8,0x7ffeec193cd8
  2⤵
  PID:2868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1832 /prefetch:2
  2⤵
  PID:2536
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2296 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2736 /prefetch:8
  2⤵
  PID:2652
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3224 /prefetch:1
  2⤵
  PID:4592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3244 /prefetch:1
  2⤵
  PID:1580
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4488 /prefetch:1
  2⤵
  PID:2448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4564 /prefetch:1
  2⤵
  PID:1080
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1836,1904087227753273915,18437709624955104169,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3200 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2880

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2980

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2224

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
0c705388d79c00418e5c1751159353e3

SHA1
aaeafebce5483626ef82813d286511c1f353f861

SHA256
697bd270be634688c48210bee7c5111d7897fd71a6af0bbb2141cefd2f8e4a4d

SHA512
c1614e79650ab9822c4e175ba528ea4efadc7a6313204e4e69b4a9bd06327fb92f56fba95f2595885b1604ca8d8f6b282ab542988995c674d89901da2bc4186f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
0d84d1490aa9f725b68407eab8f0030e

SHA1
83964574467b7422e160af34ef024d1821d6d1c3

SHA256
40c09bb0248add089873d1117aadefb46c1b4e23241ba4621f707312de9c829e

SHA512
f84552335ff96b5b4841ec26e222c24af79b6d0271d27ad05a9dfcee254a7b9e9019e7fac0def1245a74754fae81f7126499bf1001615073284052aaa949fa00

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
a32682af572f0d52b736ca8e3c3f190e

SHA1
488feabb79dd2a2588a8923b4491bf97dcb7397d

SHA256
72ab41016ad1628bd6ee7e573c755e0e53a50784915c8c1967d8e33e9fb55c6b

SHA512
e0d9d36bd7e44e43b9248d964a2f147f2877659b4ddd391180d9a61618b2e1f1b4bd28c9bab4c26ba63f61e2703e51209380707ebde09270ec24e00aa31be3e9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

Download Submit
memory/2008-5-0x00000000022C0000-0x00000000022CA000-memory.dmp

Filesize
40KB

Download
memory/2008-3-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download
memory/2008-8-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download
memory/2008-4-0x000000006F9B0000-0x000000006F9C0000-memory.dmp

Filesize
64KB

Download
memory/2008-6-0x00000000779C4000-0x00000000779C5000-memory.dmp

Filesize
4KB

Download
memory/2008-7-0x00000000779C5000-0x00000000779C6000-memory.dmp

Filesize
4KB

Download
memory/2008-0-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download
memory/2008-2-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download
memory/2008-1-0x0000000000B90000-0x0000000000B91000-memory.dmp

Filesize
4KB

Download